100 Points! Geometry question. Photo attached. Please show as much work as possible. Thank you!

100 Points! Geometry Question. Photo Attached. Please Show As Much Work As Possible. Thank You!

Answers

Answer 1

Answer:

[tex]x = \dfrac{9}{2}=4.5[/tex]

Perimeter = 52

Step-by-step explanation:

                   

A tangent is a straight line that touches a circle at only one point.

The given diagram shows a circle with three points of tangency: S, T and U.

According to the Two-Tangent Theorem, if two tangents to a circle meet at one exterior point, the tangent segments are congruent.

The exterior points are P, Q and R. Therefore, the congruent segments are:

[tex]\overline{PS} = \overline{PT} = 9[/tex]

[tex]\overline{QT} = \overline{QU} = 4[/tex]

[tex]\overline{RS} = \overline{RU} = 13[/tex]

To find the value of x, use the equation PS = PT:

[tex]\overline{PS} = \overline{PT}[/tex]

 [tex]2x = 9[/tex]

  [tex]x = \dfrac{9}{2}=4.5[/tex]

To calculate the perimeter of triangle PQR, sum the tangent segments.

[tex]\begin{aligned}\textsf{Perimeter}&=\overline{PS}+\overline{PT}+\overline{QT}+\overline{QU}+\overline{RS}+\overline{RU}\\&=9+9+4+4+13+13\\&=52\end{aligned}[/tex]

Therefore, the perimeter of triangle PQR is 52 units.

100 Points! Geometry Question. Photo Attached. Please Show As Much Work As Possible. Thank You!

Related Questions

Choose the best graph that represents the linear equation:
-x = 2y + 1

Answers

The line slants downward from left to right, indicating that as x increases, y decreases.

The given linear equation is -x = 2y + 1. To represent this equation graphically, we need to rearrange it into the slope-intercept form, which is y = mx + b, where m represents the slope and b represents the y-intercept.Rearranging the given equation, we get:2y = -x - 1

Dividing both sides by 2:y = (-1/2)x - 1/2

The slope of the line is -1/2, which means that for every unit increase in x, y decreases by 1/2 unit. The y-intercept is -1/2, indicating that the line intersects the y-axis at (0, -1/2).

Based on this information, the best graph that represents the linear equation y = (-1/2)x - 1/2 is a straight line with a negative slope of -1/2, starting at the point (0, -1/2) and extending infinitely in both directions.

for more search question downward

https://brainly.com/question/29330028

#SPJ8

What is the solution of log2 (3x -7) = 3

Answers

The solution to the equation log2(3x - 7) = 3 is x = 5.

To find the solution of the equation log2(3x - 7) = 3, we can use logarithmic properties to rewrite the equation in exponential form. The logarithmic equation states that log(base 2) of (3x - 7) equals 3. In exponential form, this can be expressed as:

2^3 = 3x - 7

Simplifying the left side of the equation, we have:

8 = 3x - 7

To isolate the variable term, we add 7 to both sides of the equation:

8 + 7 = 3x

15 = 3x

Next, we divide both sides of the equation by 3 to solve for x:

15/3 = x

5 = x

Therefore, the solution to the equation log2(3x - 7) = 3 is x = 5. By substituting x = 5 back into the original logarithmic equation, we can verify the solution:

log2(3(5) - 7) = 3

log2(15 - 7) = 3

log2(8) = 3

Simplifying further:

[tex]2^3 = 8[/tex]

8 = 8

Both sides are equal, confirming that x = 5 is indeed the solution to the given equation.

For more questions on logarithmic properties

https://brainly.com/question/30339791

#SPJ8

PLEASE I NEED HELP the question is,

In the diagram of triangle LAC and triangle DNC below, LA = DN, CA = CN, and DAC is perpendicular to LCN.

a) Prove that triangle LAC = triangle DNC.
b) Describe a sequence of rigid motions that will map triangle LAC onto triangle DNC.

Answers

Answer is A, Prove that a triangle LAC = triangle DNC

Answer:

1244 DCD

Step-by-step explanation:

Four students were discussing how to find the unit rate for a proportional relationship. Which method is
valid?
O "Look at the graph of the relationship. Find the y-value of the point that corresponds to x = 1. That value is the unit
rate."
O "Look at the graph of the relationship. Count the number of units up and the number of units to the right one must
move to arrive at the next point on the graph. Write these two numbers as a fraction."
O "Look at the graph of the relationship. Find the x-value of the point that corresponds to y = 2. That value is the unit
rate."
O "Look at the graph of the relationship. Find two points which have y-values that are one unit apart. The unit rate is the
difference in the corresponding x-values."

Answers

Answer:

The correct answer is,

"Look at the graph of the relationship. Count the number of units up and the number of units to the right one must

move to arrive at the next point on the graph. Write these two numbers as a fraction."

Step-by-step explanation:

Answer:

Look at the graph of the relationship. Find two points which have y-values that are one unit apart. The unit rate is the difference in the corresponding x-values.

Step-by-step explanation:

To find the unit rate for a proportional relationship, you need to identify any two points on the graph of the relationship that have y-values that differ by one unit. Once you have identified these two points, you can find the unit rate by calculating the difference between the corresponding x-values (the change in x) for those two points:

1. Look at the graph of the proportional relationship.

2. Identify any two points on the graph that have y-values that differ by one unit.

3. Determine the x-value for each of the two points you identified in step 2.

4. Calculate the difference between the two x-values (the change in x) for those two points.

5. The result of step 4 is the unit rate for the proportional relationship.

A line of best fit was drawn to the plotted points in a data set below. Based on the line of best fit, for what x-value does � = 14 y=14?

Answers

Based on the line of best fit in the provided image, it appears that for y = 14, the estimated x-value is approximately 6.

By examining the line of best fit, we can estimate the x-value corresponding to y = 14. In the image provided, the line of best fit appears to be a straight line passing through several data points. Let's assume this line can be approximated by the equation y = mx + b, where m represents the slope and b represents the y-intercept.

To find the x-value when y = 14, we can substitute y = 14 into the equation and solve for x. However, since we don't have the equation explicitly, we will have to estimate the x-value based on the visual representation of the line of best fit.

Looking at the image, we can observe that the line of best fit intersects the y = 14 mark at approximately x ≈ 6. This is an estimation based on the position of the line relative to the given point.

Please note that this estimation is subject to the accuracy of the plotted points and the line of best fit in the image. For a more precise answer, the actual equation of the line of best fit or additional data would be required.

For more such questions on line visit:

https://brainly.com/question/24644930

#SPJ8

he table displays the total cost, y, of purchasing x tickets for the carnival.

A 2-column table with 3 rows. Column 1 is labeled Tickets, x with entries 11, 12, 13. Column 2 is labeled Total Cost, y (dollars) with entries 27.50, 30.00, 32.50.

Which conclusions can you draw from the data shown in the table? Select all that apply.
Twelve tickets cost $30.00.
Thirty tickets cost $12.00.
Each additional ticket costs $2.50.
The table is a partial representation.
(27.50, 11), (30, 12) and (32.50, 13) are the ordered pairs represented in the table.

Answers

The conclusions that can be drawn from the data shown in the table are:

- Twelve tickets cost $30.00.

- Each additional ticket costs $2.50.

- The table is a partial representation.

- (27.50, 11), (30, 12), and (32.50, 13) are the ordered pairs represented in the table.

The statement "(27.50, 11), (30, 12), and (32.50, 13) are the ordered pairs represented in the table" is correct. From the data shown in the table, we can draw the following conclusions:

1. Twelve tickets cost $30.00: Looking at the "Tickets" column, we can see that the entry "12" corresponds to the "Total Cost" entry of $30.00. Therefore, we can conclude that purchasing twelve tickets would cost $30.00.

2. Each additional ticket costs $2.50: By examining the "Tickets" column, we can observe that for each increase of one ticket (from 11 to 12, and from 12 to 13), the "Total Cost" in the second column increases by $2.50. This consistent pattern suggests that each additional ticket costs $2.50.

3. The table is a partial representation: The table only displays three rows of data, showing the "Tickets" and "Total Cost" for x values of 11, 12, and 13. Since the table does not provide information for all possible values of x, it is a partial representation of the relationship between the number of tickets and the total cost.

The statement "Thirty tickets cost $12.00" is not supported by the given data. The table does not include an entry for 30 tickets, and none of the given entries correspond to that value.

These ordered pairs match the values shown in the table, with the first element representing the number of tickets (x) and the second element representing the total cost (y) in dollars.

For more such questions on ordered pair.

https://brainly.com/question/30241799

#SPJ8

which angle pairs in the diagram are supplementary angles? Check all that apply.

Answers

Answer: 1 & 4 4&5 6&7

Step-by-step explanation:

A university is interested in determining the average statistics anxiety score for all undergraduate students in the U.S. For a random sample of 33 undergraduate students, it is found that the average average statistics anxiety score is 39.4 with a standard deviation of 0.9. Assume that the statistics anxiety scores for all undergraduate students in the U.S is normally distributed. A 98% confidence interval for the true mean statistics anxiety score μ is closest to.

Answers

The 98% confidence interval for the true mean statistics anxiety score μ is approximately (39.023, 39.777).

To calculate the 98% confidence interval for the true mean statistics anxiety score μ, we can use the formula:

[tex]\[\text{CI} = \bar{X} \pm Z \cdot \left(\frac{\sigma}{\sqrt{n}}\right)\][/tex]

where [tex]\bar{X}[/tex] is the sample mean (39.4), Z is the Z-score corresponding to the desired confidence level (in this case, 98% corresponds to a Z-score of 2.33), σ is the population standard deviation (0.9), and n is the sample size (33).

Plugging in the values, we get:

CI = 39.4 ± 2.33 * (0.9/√33).

Calculating this expression, we find:

CI = 39.4 ± 2.33 * (0.162),

CI ≈ 39.4 ± 0.377.

Therefore, the 98% confidence interval for the true mean statistics anxiety score μ is approximately (39.023, 39.777).

This means that we are 98% confident that the true average statistics anxiety score for all undergraduate students in the U.S. falls within this interval.

To learn more about anxiety scores

https://brainly.com/question/31081748

#SPJ8

Shawn has a bag containing seven balls :one green, one orange, one blue ,only yellow ,one purple ,one white,and one red . All balls are equally likely to be chosen. Shawn will choose one ball without looking in the bag .
What is the probability that Shawn will choose the purple ball out of the bag ?

Answers

Answer: 1/7

Step-by-step explanation:

There are seven balls in Shawn's bag, and he has to choose one ball out of them.

Since all the balls are equally likely to be chosen, the total number of outcomes can be found using the following formula:

Total number of outcomes = number of balls in the bag = 7

Now, Shawn has only one purple ball in his bag.

Hence, the number of favorable outcomes will be one.

Therefore, the probability of Shawn choosing the purple ball out of the bag can be calculated using the following formula:

Probability = Number of favorable outcomes/ Total number of outcomes

Probability of Shawn choosing the purple ball = 1/7 or 0.143 (rounded off to three decimal places).

Hence, the probability of Shawn choosing the purple ball out of the bag is 1/7.

12
Find x.
20
X
x = [ ?
X

Answers

The calculated length x of the right triangle is 16

Finding the length x of the right triangle

From the question, we have the following parameters that can be used in our computation:

The right triangle

The length x of the right triangle can be calculated using the following Pythagoras theorem

x² = difference of squares of the other sides

Using the above as a guide, we have the following:

x² = (20)² - (12)²

Evaluate

x² = 256

Take the square roots

x = 16

Hence, the length x of the right triangle is 16

Read more about right triangle at

brainly.com/question/2437195

#SPJ1

Peter is going to visit 5 cities this summer. He will choose from 7 different cities, and the order in which he visits the cities does not matter. How many different city combinations are possible for the summer traveling?

Answers

There are 21 different city combinations possible for Peter's summer traveling.

To determine the number of different city combinations possible for Peter's summer traveling, we need to calculate the number of combinations of choosing 5 cities out of the 7 available cities.

Since the order in which he visits the cities does not matter, we are dealing with combinations rather than permutations.

The formula to calculate the number of combinations is given by the binomial coefficient, also known as "n choose k," denoted as C(n, k) or (nCk).

In this case, we have 7 cities to choose from, and Peter will visit 5 cities. Thus, we can calculate the number of city combinations as follows:

C(7, 5) = 7! / (5! * (7-5)!)

= 7! / (5! * 2!)

= (7 * 6 * 5!) / (5! * 2)

= (7 * 6) / 2

= 42 / 2

= 21

For more questions on permutations

https://brainly.com/question/28065038

#SPJ8

Question 3 Multiple Choice Worth 2 points)
(03.07 MC)

200
Cooling towers are used to remove or expel heat from a process. A cooling towers walls are modeled by.
cooling tower at the base of the structure? Round your answer to the nearest whole number
O34 meters
O62 meters
O69 meters
O80 meters
(y-707
1600
P
-1, where the measurements are in meters. What is the width of the

Answers

The width of the cooling tower at the base is approximately 20 meters

Calculating the width of the cooling tower at the base of the structure

from the question, we have the following parameters that can be used in our computation:

[tex]\frac{x^2}{400} - \frac{(y - 110)^2}{2304} = 1[/tex]

The above equation is an equation of a hyperbols

The general equation for a hyperbola that has a center at (h, k) is

[tex]\frac{(x - h)^2}{a^2} - \frac{(y - k)^2}{b^2} = 1[/tex]

Using the above as a guide, we have the following:

a² = 400

So, we have

a = 20

Hence, the width is 20 meters

Read more about hyperbola at

https://brainly.com/question/33245264

#SPJ1

Question

Cooling towers are used to remove or expel heat from a process. A cooling towers walls are modeled by. x^2/400 - (y - 110)^2/2304 = 1 where the measurements are in meters

What is the width of the cooling tower at the base of the structure? Round your answer to the nearest whole number

A scatterplot contains data showing the relationship between number of football games played and total number of rushing yards. Which graph displays the line of best fit for the data?

Answers

To identify the appropriate graph displaying the line of best fit, one would need to examine the slope, position, and dispersion of the data points in relation to the line.

To determine which graph displays the line of best fit for the relationship between the number of football games played and the total number of rushing yards, we would need to analyze the given graphs and identify the one that best represents the trend in the data.

The line of best fit is a straight line that represents the average trend of the data points in a scatterplot. It is calculated using regression analysis to find the line that minimizes the overall distance between the line and the data points.

Without the specific graphs to examine, it is not possible to identify the exact graph that displays the line of best fit. However, in a scatterplot of the number of football games played versus the total number of rushing yards, the line of best fit would be a straight line that best represents the general trend or relationship between the two variables.

The line of best fit may have a positive slope if there is a positive correlation between the number of games played and rushing yards, indicating that more games played result in higher rushing yards. Conversely, it may have a negative slope if there is a negative correlation, suggesting that more games played lead to lower rushing yards.

For more such questions on graph.

https://brainly.com/question/19040584

#SPJ8

Note:- This questions is not available in search engine

what is the solution to the system of equations graphed below

Answers

The solutions to the system of equations is (a) (1, 5)

Selecting the solution to the system

From the question, we have the following parameters that can be used in our computation:

The graph

This point of intersection of the lines of the graph represent the solution to the system graphed

From the graph, we have the intersection point to be

(x, y) = (1, 5)

Hence, the solutions to the system is (1, 5)

Read more about equations at

brainly.com/question/148035

#SPJ1

50 Points! Multiple choice geometry question. Photo attached. Thank you!

Answers

Answer:

70

Step-by-step explanation:

360

120+100

360-220

140/2

=70

when finding the angle you want to find the arc first. You use the add the arcs given and subtract by 360 because a circle is 360. Then you divide by 2 because the angle will always be half of the arc.

Please awnser asap I will brainlist

Answers

Using simultaneous method to solve the system of linear equations, 56 $10 tickets, 1310 $20 tickets, and 1902 $30 tickets were sold.

How many tickets of each have been sold?

Let's solve the problem step by step.

Let:

x = number of $10 tickets sold

y = number of $20 tickets sold

z = number of $30 tickets sold

From the given information, we can form the following equations:

Equation 1: x + y + z = 3268 (Total number of tickets sold)

Equation 2: y = x + 259 (259 more $20 tickets than $10 tickets were sold)

Equation 3: 10x + 20y + 30z = 63920 (Total sales from ticket sales)

We can use these three equations to solve for the values of x, y, and z.

First, let's substitute Equation 2 into Equation 1:

x + (x + 259) + z = 3268

2x + 259 + z = 3268

2x + z = 3009 (Equation 4)

Now, let's substitute the value of y from Equation 2 into Equation 3:

10x + 20(x + 259) + 30z = 63920

10x + 20x + 5180 + 30z = 63920

30x + 30z = 58740

x + z = 1958 (Equation 5)

We now have a  (Equations 4 and 5) with two variables (x and z). We can solve this system to find the values of x and z.

Multiplying Equation 4 by 30, and Equation 5 by 2, we get:

60x + 30z = 60270 (Equation 6)

2x + 2z = 3916 (Equation 7)

Now, subtract Equation 7 from Equation 6:

(60x + 30z) - (2x + 2z) = 60270 - 3916

58x + 28z = 56354

Simplifying, we have:

29x + 14z = 28177 (Equation 8)

Now, we can solve Equations 5 and 8 simultaneously:

x + z = 1958 (Equation 5)

29x + 14z = 28177 (Equation 8)

Multiplying Equation 5 by 14, and Equation 8 by 1, we get:

14x + 14z = 27332 (Equation 9)

29x + 14z = 28177 (Equation 8)

Now, subtract Equation 9 from Equation 8:

(29x + 14z) - (14x + 14z) = 28177 - 27332

15x = 845

Divide both sides of the equation by 15:

x = 56

Substituting the value of x into Equation 5, we can find z:

56 + z = 1958

z = 1958 - 56

z = 1902

Now that we have the values of x and z, we can substitute them back into Equation 1 to find y:

56 + y + 1902 = 3268

y + 1958 = 3268

y = 3268 - 1958

y = 1310

Therefore, the solution to the problem is:

x = 56 (number of $10 tickets sold)

y = 1310 (number of $20 tickets sold)

z = 1902 (number of $30 tickets sold)

Learn more on system of linear equation here;

https://brainly.com/question/13729904

#SPJ1

100 Points! Geometry question. Photo attached. Please show as much work as possible. Thank you!

Answers

The trigonometric ratios for this problem are given as follows:

sin(R) = 16/34 = 0.47.cos(R) = 30/34 = 0.88.tan(R) = 16/30 = 0.53.sin(S) = 30/34 = 0.88.cos(S) = 16/34 = 0.47.tan(S) = 30/16 = 1.88.

What are the trigonometric ratios?

The three trigonometric ratios are the sine, the cosine and the tangent of an angle, and they are obtained according to the formulas presented as follows:

Sine = length of opposite side to the angle/length of hypotenuse of the triangle.Cosine = length of adjacent side to the angle/length of hypotenuse of the triangle.Tangent = length of opposite side to the angle/length of adjacent side to the angle = sine/cosine.

The hypotenuse for this problem is of 34, and the sides are given as follows:

r = 16: opposite to R, adjacent to S.s = 30: opposite to S, adjacent to R.

Hence the trigonometric ratios are given as follows:

sin(R) = 16/34 = 0.47.cos(R) = 30/34 = 0.88.tan(R) = 16/30 = 0.53.sin(S) = 30/34 = 0.88.cos(S) = 16/34 = 0.47.tan(S) = 30/16 = 1.88.

A similar problem, also about trigonometric ratios, is given at brainly.com/question/24349828

#SPJ1

I need help with these questions

Answers

The half-life and exponential decay formulas indicates that the the half-life and amounts are;

31. 60 days

32. A(t) = 0.5·[tex]e^{(-0.0115\cdot t)}[/tex]

0.3 grams

33. A(t) = 0.5·[tex]e^{(-0.00822\cdot t)}[/tex]

84 minutes

What is the half-life of a substance?

The half-life of a radioactive substance is the duration it takes for half the amount of the substance to decay.

31. The exponential growth formula indicates that we get;

0.5 = 1 × [tex]e^{(-0.0115\cdot t)}[/tex]

Where t = The time in days, which is the half life of the Iodine-125

-0.0115·t = ln(0.5)

The half life of the Iodine-125, [tex]t_{1/2}[/tex] = ln(0.5)/(-0.0115) ≈ 60.3

Therefore, the number of days for half of the Iodine-125 to decay is about 60 days

32. The amount of Iodine-125 remaining after t days, A(t) is can be represented as follows;

A(t) = 0.5 × [tex]e^{(-0.0115\cdot t)}[/tex]

The amount of Iodine-125 remaining after 60 days which is the half life for the Iodine-125 is therefore;

A(60) = 0.5 × [tex]e^{(-0.0115\times 60)}[/tex] ≈ 0.3 grams

33. The initial amount of the radioactive substance, A(0) = 250 g

The amount after 250 minutes, A(250) = 32 g

Therefore, we get;

A(0) = 250·[tex]e^{(k\times 0)}[/tex] = 250

A(250) = 250·[tex]e^{(k\times 250)}[/tex] = 32

32/250 = [tex]e^{(k\times 250)}[/tex]

ln(32/250) = ln([tex]e^{(k\times 250)}[/tex])

k × 250 = ln(32/250)

k = ln(32/250)/250 ≈ -0.00822

The exponential equation is; A(t) = 250·[tex]e^{(-0.00822\cdot t)}[/tex]

The half life can therefore, be found as follows;

125 = 250·[tex]e^{(-0.00822\times t)}[/tex]

[tex]e^{(-0.00822\times t)}[/tex] = 125/250 = 1/2

ln([tex]e^{(-0.00822\times t)}[/tex]) = ln(1/2)

-0.00822·t = ln(1/2)

t = ln(1/2)/(-0.00822) ≈ 84

The half life of the substance is about 84 minutes

Learn more on half-life of a substance here: https://brainly.com/question/30889758

#SPJ1

Please awnser asap I will brainlist

Answers

The number of vans, small truck and large truck they can buy is 130, 65 and 65 respectively.

How many of each vehicles can be bought?

Total cost of vehicles = $10 million

Total number of vehicles = 260

Cost of each commercial van = $25,000

Cost of each small truck = $50,000

Cost of each large truck = $50,000

Let

c = commercial van

s = small truck

l = large truck

v = 2s

s = l

So,

v + s + l = 260

2s + s + s = 260

4s = 260

divide both sides by 4

s = 260/4

s = 65

Therefore,

v = 2s

= 2(65)

= 130

s = l

l = 65

Read more on equation:

https://brainly.com/question/29174899

#SPJ1

Each statement describes a transformation of the graph of f(x) = x. Which statement correctly describes the graph of g(x) if g(x) = f(9x)? O It is the graph of f(x) stretched vertically by a factor of . O It is the graph of f(x) shrunk vertically by a factor of 9. O It is the graph of f(x) shrunk horizontally by a factor of 9. It is the graph of f(x) stretched horizontally by a factor of 9.​

Answers

The correct statement that describes the transformation of the graph of f(x) = x when considering g(x) = f(9x) is: "It is the graph of f(x) shrunk horizontally by a factor of 9."

To understand this transformation, let's analyze the function g(x) = f(9x). When we substitute x with 9x inside f(x), we effectively compress the graph horizontally.

Since the input x is multiplied by 9, the graph is squeezed horizontally by a factor of 9. This means that the x-values on the graph of g(x) are condensed compared to those on the graph of f(x).

It is important to note that the vertical scaling remains unchanged since the coefficient multiplying x remains 1 in both functions. Therefore, there is no vertical stretching or shrinking.

In summary, the graph of g(x) = f(9x) is the graph of f(x) shrunk horizontally by a factor of 9, while the vertical scaling remains unaffected.

For more such questions on shrunk horizontally

https://brainly.com/question/16484423

#SPJ8

HELP ME PLEASE.

The figure below shows a rectangle ABCD having diagonals AC and DB:

Jimmy wrote the following proof to show that the diagonals of rectangle ABCD are congruent:
Jimmy's proof:
Statement 1: In triangle ADC and BCD, AD = BC (opposite sides of a rectangle are congruent).
Statement 2: Angle ADC = Angle BCD (angles of a rectangle are 90°
Statement 3:
Statement 4: Triangle ADC and BCD are congruent (by SAS postulate)
Statement 5: AC = BD (by CPCTC)
Which statement below completes Jimmy's proof? (1 point)
• AB=AB (reflexive property of equality)
• AB=AB (transitive property of equality)
O DC=DC (reflexive property of equality)
O DC=DC (transitive property of equality)

Answers

Statement 1: In triangle ADC and BCD, AD = BC (opposite sides of a rectangle are congruent).

Statement 2: Angle ADC = Angle BCD (angles of a rectangle are 90°).

Statement 3: DC = DC (reflexive property of equality).

Statement 4: Triangle ADC and BCD are congruent (by SAS postulate).

Statement 5: AC = BD (by CPCTC).

The statement that completes Jimmy's proof is:

DC = DC (reflexive property of equality)

The reflexive property of equality states that any quantity is equal to itself. In this case, statement 3 is stating that the diagonal DC is equal to itself, which is true by the reflexive property of equality.

Therefore, the completed proof is:

Statement 1: In triangle ADC and BCD, AD = BC (opposite sides of a rectangle are congruent).

Statement 2: Angle ADC = Angle BCD (angles of a rectangle are 90°).

Statement 3: DC = DC (reflexive property of equality).

Statement 4: Triangle ADC and BCD are congruent (by SAS postulate).

Statement 5: AC = BD (by CPCTC).

for such more question on triangle

https://brainly.com/question/17335144

#SPJ8

Use the chain rule to find the derivative of
f(x) = 4√/8x³ + 2x4
Type your answer without fractional or negative exponents. Use sqrt(x) for √√x.
X.
f'(x) =

Answers

Using chain rule, the derivative of f(x) = 4√(8x³ + 2x⁴) is

f'(x) = (2/√(8x³ + 2x⁴)) * (24x² + 8x³)

What is the derivative of the function?

To find the derivative of the function f(x) = 4√(8x³ + 2x⁴), we can use the chain rule.

Let's break down the function into its components:

u(x) = 8x³ + 2x⁴ (inside function)

v(u) = 4√u (outer function)

To find the derivative, we apply the chain rule, which states:

(f(g(x)))' = f'(g(x)) * g'(x)

In this case, f(g(x)) = v(u(x)), and g(x) = u(x).

First, let's find the derivative of the inner function u(x):

u'(x) = 24x² + 8x³ (using the power rule for differentiation)

Next, let's find the derivative of the outer function v(u):

v'(u) = 4 * (1/2) * 1/√u = 1/√2u = 2/√u

Now, we can apply the chain rule:

f'(x) = v'(u(x)) * u'(x)

f'(x) = (2/√u) * (24x² + 8x³)

f'(x) = (2/√(8x³ + 2x⁴)) * (24x² + 8x³)

The derivative of the function is  (2/√(8x³ + 2x⁴)) * (24x² + 8x³)

Learn more on chain rule here;

https://brainly.com/question/30895266

#SPJ1

Please awnser asap I will brainlist

Answers

Using simultaneous equation, the solution to the system of linear equations are 1223 $10 tickets, 1332 $20 tickets, and 763 $30 tickets were sold.

How many tickets of each kind has been sold?

Let's solve the problem step by step.

Let:

x = number of $10 tickets sold

y = number of $20 tickets sold

z = number of $30 tickets sold

From the given information, we can form the following equations:

Equation 1: x + y + z = 3318 (Total number of tickets sold)

Equation 2: y = x + 109 (109 more $20 tickets than $10 tickets were sold)

Equation 3: 10x + 20y + 30z = 61760 (Total sales from ticket sales)

We can use these three equations to solve for the values of x, y, and z.

First, let's substitute Equation 2 into Equation 1:

x + (x + 109) + z = 3318

2x + 109 + z = 3318

2x + z = 3209 (Equation 4)

Now, let's substitute the value of y from Equation 2 into Equation 3:

10x + 20(x + 109) + 30z = 61760

10x + 20x + 2180 + 30z = 61760

30x + 30z = 59580

x + z = 1986 (Equation 5)

We now have a system of equations (Equations 4 and 5) with two variables (x and z). We can solve this system to find the values of x and z.

Multiplying Equation 4 by 30, and Equation 5 by 2, we get:

60x + 30z = 96270 (Equation 6)

2x + 2z = 3972 (Equation 7)

Now, subtract Equation 7 from Equation 6:

(60x + 30z) - (2x + 2z) = 96270 - 3972

58x + 28z = 92298

Simplifying, we have:

29x + 14z = 46149 (Equation 8)

Now, we can solve Equations 5 and 8 simultaneously:

x + z = 1986 (Equation 5)

29x + 14z = 46149 (Equation 8)

Multiplying Equation 5 by 14, and Equation 8 by 1, we get:

14x + 14z = 27804 (Equation 9)

29x + 14z = 46149 (Equation 8)

Now, subtract Equation 9 from Equation 8:

(29x + 14z) - (14x + 14z) = 46149 - 27804

15x = 18345

Divide both sides of the equation by 15:

x = 18345 / 15

x = 1223

Substituting the value of x into Equation 5, we can find z:

1223 + z = 1986

z = 1986 - 1223

z = 763

Now that we have the values of x and z, we can substitute them back into Equation 1 to find y:

1223 + y + 763 = 3318

y + 1986 = 3318

y = 3318 - 1986

y = 1332

Therefore, the solution to the problem is:

x = 1223 (number of $10 tickets sold)

y = 1332 (number of $20 tickets sold)

z = 763 (number of $30 tickets sold)

Learn more on system of linear equation here;

https://brainly.com/question/13729904

#SPJ1

For the attached graph two questions:

1. What does the slope of the line represent, in context of the problem?

2. What does the y intercept represent, in context of the problem?

Answers

The slope of the line represents the speed in miles per hour

The y intercept represents the initial distance

What does the slope of the line represent

from the question, we have the following parameters that can be used in our computation:

The graph

Where, we have

x = time in hours

y = distance in miles

The slope is

slope = change in y/x

So, we can conclude that the slope is the speed

What does the y intercept represent

By definition, the y intercept is the initial value of the graph

In this case;

y intercept = initial distance

Read more about linear relation at

https://brainly.com/question/30318449

#SPJ1

Use the limit theorem and the properties of limits to find the limit. -6x*3+7x+7/8x*3-8x+5

Answers

The limit of the given expression is -3/4.

To find the limit of the given expression, we can apply the properties of limits and the limit theorem.

Let's break down the expression step by step:

We have the expression [tex](-6x^3 + 7x + 7) / (8x^3 - 8x + 5).[/tex]

First, we notice that both the numerator and denominator are polynomials, and the degree of the denominator is greater than the degree of the numerator.

In such cases, we can use the fact that as x approaches either positive or negative infinity, the highest power term dominates the expression. Therefore, we can simplify the expression by dividing every term by[tex]x^3:(-6x^3/x^3 + 7x/x^3 + 7/x^3) / (8x^3/x^3 - 8x/x^3 + 5/x^3).[/tex]

This simplifies to:

[tex](-6 + 7/x^2 + 7/x^3) / (8 - 8/x^2 + 5/x^3).[/tex]

Now, we can take the limit as x approaches infinity.

As x becomes infinitely large, the terms with x in the denominator tend to zero:

((-6 + 0 + 0) / (8 - 0 + 0)).

Thus, the limit of the given expression as x approaches infinity is:

-6/8 = -3/4.

For similar question on expression.

https://brainly.com/question/1859113

#SPJ8

The formula for the volume of a triangular pyramid can be written as V = 1/3 B•h, where B = area of the base. What is the formula for B?
A. B = πr²
B. B=I•w
C. B = ½bh​

Answers

The formula for the area of the base (B) of a triangular pyramid is given by option C: B = ½bh.

In a triangular pyramid, the base is a triangle, and the area of a triangle is calculated using the formula ½bh, where b represents the length of the base of the triangle and h represents the corresponding height. Therefore, the formula for the area of the base (B) is B = ½bh.

The base of a triangular pyramid is a two-dimensional shape, and its area is determined by the length of the base and the height perpendicular to it. The formula B = ½bh is commonly used to find the area of a triangle, which applies to the base of the pyramid in this case.

The ½ factor accounts for the fact that the base is a triangle, and the product of the base length (b) and the corresponding height (h) yields the area of the triangle. Hence, option C correctly represents the formula for the base area of a triangular pyramid.

For more such answers on triangular pyramid

https://brainly.com/question/30517561

#SPJ8

100 Points! Multiple choice geometry questions. Photo attached. Thank you!

Answers

Answer:

[tex]\textsf{8.} \quad \textsf{(A)}\;\;\overline{XB}[/tex]

[tex]\textsf{9.} \quad \textsf{(D)}\;\;\overleftrightarrow{BD}[/tex]

Step-by-step explanation:

Radius

The radius is the distance from the center of a circle to any point on its circumference.

The center of the given circle is point X.

Therefore, the radii in the given circle are line segments XB, XA and XC.

[tex]\hrulefill[/tex]

Tangent

A tangent is a straight line that touches a circle at only one point.

The line BD touches the circle at point B.

Therefore, the tangent of the given circle is line BD.

Answer:

8. A

9. D

Step-by-step explanation:

The radius is a straight line from the midpoint to the circle's circumference.

A Tangent is a line going through the circumference of the circle.


Identify the equivalent equation to ax + by = c
Select the correct answer.
1. Y= a/b x + c/b
2. Y= ax + c
3. Y= -a/b x + c/b
4. by = ax + c

Answers

The equivalent equation to ax + by = c is by = ax + c.

The equivalent equation to ax + by = c can be found by isolating the y variable. Let's go through the options provided:

Y = a/b x + c/b: This equation represents the slope-intercept form of a linear equation (y = mx + b). It does not match the given equation, so it is not the correct answer.

Y = ax + c: This equation represents a linear equation in slope-intercept form. It does not have the y-variable coefficient (b) present, so it is not the correct answer.

Y = -a/b x + c/b: This equation represents the slope-intercept form of a linear equation. The signs of the variables are reversed compared to the given equation, so it is not the correct answer.

by = ax + c: This equation matches the given equation ax + by = c, where the y-variable is isolated on one side. Therefore, the correct answer is option 4.

In conclusion, the equivalent equation to ax + by = c is by = ax + c.

For more questions on equation

https://brainly.com/question/29174899

#SPJ8

1st Semester - Summer 2023
Quiz Active
Abc
1
2 3
4
When summarizing the
5
6 7
TIME R
51
of a plot, one should notice the key ideas about how the conflict builds.

Answers

When summarizing the plot, it is important to pay attention to the key ideas and how the conflict develops over time. The given pattern suggests a narrative structure where the plot unfolds gradually, revealing information and building tension.

The plot starts with an introduction (line 1) and then introduces the conflict or problem (lines 2 and 3). As the plot progresses, the conflict continues to develop, possibly reaching a climax or a turning point (line 4). Afterward, the plot moves towards a resolution or conclusion (lines 5, 6, and 7).

The pattern presented in the given example showcases the basic elements of a plot, including the exposition, rising action, climax, falling action, and resolution. The plot begins by setting the stage and introducing the characters and setting (line 1). Then, the conflict is introduced or developed, creating tension and driving the narrative forward (lines 2 and 3).

The plot further progresses with the development of the conflict, possibly reaching a high point or turning point (line 4). Finally, the plot moves towards its resolution or conclusion, providing closure to the story (lines 5, 6, and 7). By understanding these key ideas and the progression of the conflict, one can effectively summarize the plot and capture its essential elements.

For more such answers on plot

https://brainly.com/question/26865

#SPJ8

What did Amy do wrong

Answers

What Amy did wrong was not moving the pointer to the arc intersection with the horizontal side

What is an angle bisector?

An angle bisector is defined in geometry as a line that splits an angle into two equal angles.

The steps involved in constructing an angle bisector are;

Draw an angle on your paper. Make sure one side is horizontal.Place the pointer on the vertex. Draw an arc that intersects both sides.Move the pointer to the arc intersection with the horizontal side.Connect the arc intersections from with the vertex of the angle.

Learn more about angle bisectors at: https://brainly.com/question/24334771

#SPJ1

Other Questions
Question 4 A consumer's demands x, y for two different goods are chosen to maximize the utility functionU=xyThe price per unit of x and y are $3 and $4, respectively, and the consumer's income is $72.(a) Write out the Lagrangean for the constrained maximization problem. (b) Find the utility maximizing demands for both goods and the Lagrange multiplier,(c) What is the change in the consumer's utility if income changes from $72 to $757 (5 Small Medium Enterprise are sn important part of any economy.describe in detail the various characteristics of small mediumenterprises and what value they add to the economy? Chuck is part of a team identifying ideas to cut expenses. The team has decided to hold a brainstorming session. Which of the following strategies would likely produce the best results? a. Critique and evaluate each idea as it is presented during the brainstorming session. b. To encourage the maximum number of ideas, avoid defining the problem at the beginning of a brainstorming session. c. Discourage wild thinking; all ideas generated should be rational and feasible. d. Focus on the quantity of the ideas rather than the quality. please explain the stepslocate a file called / on a web server in thetarget range and download it to virtual machine. Select all the essential attributes that make up good software. Efficient Cost Effective Secure Maintainable Hello I have an access database. It has 6 tables in it. Each table has a date column and a sale dollars column. I need to learn how to develop a report that shows the total sales by month. It needs to include the data from all 6 tables. I am having difficulty doing this with a relationship or query.How do I create the report using the data from the two columns on each table. A company received a 120 day, 7% promissory note from a customer in exchange for an existing account receivable. The note was dated October 30, 2022.Compute the maturity (due) date of the note. Enter the month in the first box, the date in the second box, and the year in the third box.MonthDayYear FILL THE BLANK.the most significant potential disadvantages of group discussion are __________. A healthy, young adult client asks how much water he should drink daily. Which of thefollowing would be the nurse's best response?a. "The old adage is true: drink eight 8-oz glasses of water daily."b. "Drink to satisfy thirst and you will consume adequate fluid."c. "You can't overconsume water, so drink as much as you can spread out over thecourse of the day."d. "It is actually not necessary to drink water at all. It is equally healthy to meet yourfluid requirement with sugar-free soft drinks." Find solutions for your homeworkFind solutions for your homeworkbusinessfinancefinance questions and answersduring the financial crisis, the federal reserve stated that it will guarantee and insure any deposits in money market funds by compensating fund investors for any losses. in 10 lines explain why and how this guarantee and insurance by the fed helped you will need to explain who are the borrowers of money market funds and what instruments they invest in.Question: During The Financial Crisis, The Federal Reserve Stated That It Will Guarantee And Insure Any Deposits In Money Market Funds By Compensating Fund Investors For Any Losses. In 10 Lines Explain Why And How This Guarantee And Insurance By The FED Helped You Will Need To Explain Who Are The Borrowers Of Money Market Funds And What Instruments They Invest In.During the financial crisis, the Federal Reserve stated that it will guarantee and insure any deposits in money market funds by compensating fund investors for any losses. In 10 lines explain why and how this guarantee and insurance by the FED helped you will need to explain who are the borrowers of money market funds and what instruments they invest in. Therefore, how would such an insurance help to avert to some extent an economic downturn and job losses?student submitted image, transcription available belowShow transcribed image textExpert Answer100% 1st stepAll stepsFinal answerStep 1/2The Federal Reserve has promised to compensate money market fund investors for any losses they may incur as a result of investing in money market funds during the recent finan...View the full answeranswer image blurStep 2/2Final answerTranscribed image text: (10 points) During the financial crisis, the Federal Reserve stated that it will guarantee and insure any deposits in money market funds by compensating fund investors for any losses. In 10 lines explain why and how this guarantee and insurance by the FED helped - you will need to explain who are the borrowers of money market funds and what instruments they invest in. Therefore, how would such an insurance help to avert to some extent an economic downturn and job losses? the number of character comparisons used by the naive string matcher to look for the pattern of in the text love is the decline in an individual's fertility, with a corresponding decrease in the likelihood of survival, is known as Two moles of helium are initially at a temperature of 26.0 CC and occupy a volume of 3.40102 m3m3 . The helium first expands at constant pressure until its volume has doubled. Then it expands adiabatically until the temperature returns to its initial value. Assume that the helium can be treated as an ideal gas. managers need information to budget and control spending. a. Production budgetb. Cash budgetc. Budgeted income statementd. Selling and administrative expense budgete. All of these FILL THE BLANK.a major problem during the great depression created by a weak banking system was blank____ 15) Determine the reducing agent in the following reaction. 2 K(s)+Cu(C2H2O2)2(aq) 2 KC2H302(aq) + Cu(s) A) Cu B) O C) Cu(C2H302)2 D) KC2H302 E) K Assume trucks arriving for loading/unloading at a truck dock from a single server waiting line. The mean arrival rate is two trucks per hour, and the mean service rate is seven trucks per hour. Use the Single Server Queue Excel template to answer the following questions. Do not round intermediate calculations. Round your answers to three decimal places. a. What is the probability that the truck dock will be idle? b. What is the average number of trucks in the queue? truck(s) C. What is the average number of trucks in the system? truck(s) d. What is the average time a truck spends in the queue waiting for service? hour(s) e. What is the average time a truck spends in the system? hour(s) f. What is the probability that an arriving truck will have to wait? g. What is the probability that more than two trucks are waiting for service? We can view a particular element in a * 2 points matrix by specifying its location True False A row vectorr is converted to a column vectorr using the transpose operator True False All MATLAB variables are multidimensional arrays True False 2 points 2 points Candidates for presidential nomination are eligible to receive federal matching funds if they raise enough money on their own, and if they agree to which of the following?Group of answer choicesA.not to run as an Independent candidate if they lose the nominating race.B.to limit their total campaign spending to a specific amount by law.C.to participate in televised debates along with the other candidates.D.to refrain from using negative advertising to attack their opponents.E.to enter the first contest in Iowa and New Hampshire. 1. Find the absolute minimum and the absolute maximum values of f on the given interval: f(x) = In(x+x+1), [-1,1] 2. Given that h(x) = (x - 1)^3(x - 5), find (a) The domain. (b) The x-intercepts. (c) The y-intercepts. (d) Coordinates of local extrema (turning points). (e) Intervals where the function increases/decreases. (f) Coordinates of inflection points. (g) Intervals where the function is concave upward/downward. (h) Sketch the graph of the function.