find the area of the circle which is circumscribed about the right triangle with legs 6 and 8

Answers

Answer 1

The area of the circle circumscribed about the right triangle with legs 6 and 8 is approximately 78.54 square units.

To find the area of the circle circumscribed about a right triangle, we can use the fact that the diameter of the circle is equal to the hypotenuse of the right triangle. In this case, the legs of the right triangle are given as 6 and 8.

Using the Pythagorean theorem, we can find the length of the hypotenuse:

[tex]c^2 = a^2 + b^2[/tex]

where c is the length of the hypotenuse, and a and b are the lengths of the legs.

Substituting the values:

[tex]c^2 = 6^2 + 8^2[/tex]

[tex]c^2 = 36 + 64\\ c^2 = 100[/tex]

Taking the square root of both sides:

[tex]c = \sqrt{100} \\ c = 10[/tex]

Therefore, the length of the hypotenuse is 10 units.

Since the diameter of the circumscribed circle is equal to the hypotenuse, the radius of the circle is half the length of the hypotenuse, which is 10/2 = 5 units.

Now we can calculate the area of the circle using the formula:

Area = π [tex]r^2[/tex]

where r is the radius of the circle.

Area = π [tex]5^2[/tex]

Area = π × 25

Area = 78.54 square units

Hence, the area of the circle circumscribed about the right triangle with legs 6 and 8 is approximately 78.54 square units.

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Related Questions

Let’s say Jim moves to another stretch of a road. No car travels faster than 90 feet/second on this road. Jim also has another camera that allows him to see up to 1,080 feet in either direction. Write an inequality representing the possible distances between a car and Jim for any period of time after he spots it.

Answers

The inequality representing the possible distances between a car and Jim for any period of time after he spots it is -1,080 ≤ d ≤ 1,080 and d ≤ 90t.

Let's denote the distance between Jim and the car as "d" (in feet), and the time elapsed after Jim spots the car as "t" (in seconds).

Given that no car travels faster than 90 feet/second on this road, we can establish the following relationship between distance, time, and speed:

d ≤ 90t

However, Jim has a camera that allows him to see up to 1,080 feet in either direction.

This means that the distance between Jim and the car should be within the range of the camera's visibility, which is 1,080 feet.

Therefore, the inequality representing the possible distances between the car and Jim for any period of time after he spots it is:

-1,080 ≤ d ≤ 1,080

Combining both inequalities, we have:

-1,080 ≤ d ≤ 1,080 and d ≤ 90t

Hence the inequality representing the possible distances between a car and Jim for any period of time after he spots it is -1,080 ≤ d ≤ 1,080 and d ≤ 90t.

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What is the value of u?

Answers

Answer:

66-26 = 40

Step-by-step explanation:

u = 40 degrees


1. Zev has a rosebush in his yard. The first year it grew 3 inches. The second
year it grew 12 inches. Zev then cut it back 5 inches. The third year it grew
twice as much as the first year. The rose bush is now 42 inches tall. How tall
was it when Zev planted it?

Answers

Let's break down the information given step by step to determine the height of the rosebush when Zev planted it.

The first year it grew 3 inches.
The second year it grew 12 inches.
Zev then cut it back 5 inches.
The third year it grew twice as much as the first year.
The rosebush is now 42 inches tall.
Let's work backward to find the initial height of the rosebush.

Step 4: The third year it grew twice as much as the first year, which means it grew 3 inches * 2 = 6 inches in the third year.

Step 3: Zev cut the rosebush back 5 inches after the second year. Therefore, after the second year, the height was 12 inches - 5 inches = 7 inches.

Step 2: The rosebush grew 12 inches in the second year, so after the first year, it was 7 inches - 12 inches = -5 inches (assuming negative height indicates the rosebush was cut back to ground level).

Step 1: The rosebush grew 3 inches in the first year, so when Zev planted it, the initial height was -5 inches - 3 inches = -8 inches (again, indicating that it was initially cut back to ground level).

Therefore, when Zev planted the rosebush, its height was initially 0 inches or ground level.

|x +3|<1
Need it quick

Answers

We can solve the inequality |x + 3| < 1 by considering two cases:

Case 1: x + 3 ≥ 0

If x + 3 ≥ 0, then the inequality simplifies to:

x + 3 < 1

Subtracting 3 from both sides gives:

x < -2

So the solution set for this case is -3 < x < -2.

Case 2: x + 3 < 0

If x + 3 < 0, then we have:

-(x + 3) < 1

Multiplying both sides by -1 (which reverses the direction of the inequality) gives:

x + 3 > -1

Subtracting 3 from both sides gives:

x > -4

So the solution set for this case is -4 < x < -3.

Combining the solution sets from both cases, we get:

-4 < x < -2

Therefore, the solution to the inequality |x + 3| < 1 is the open interval (-4, -2).

Two cards are drawn from a deck of 52 playing cards. The first card is NOT replaced into the deck before the 2nd card is drawn What is the probability of drawing a King and then another King?​
a. 2/169
b. 3/676
c. 1/169
d. 1/221

Answers

Answer:

Its D 1/221

Step-by-step explanation:

Suppose that the number of bacteria in a certain population increases according to a continuous exponential growth model. A sample of 1900 bacteria selected from this population reached the size of 1982 bacteria in one and a half hours. Find the hourly growth rate parameter

Answers

Answer:

In continuous exponential growth, the size of a population can be modeled by the formula:

P = P0 * e^(rt)

where:

P = final amount (1982 bacteria in this case)

P0 = initial amount (1900 bacteria in this case)

r = growth rate (the variable we're trying to find)

t = time (1.5 hours in this case)

First, let's isolate the variable r in the equation:

1982 = 1900 * e^(1.5r)

Dividing both sides by 1900 gives:

1982 / 1900 = e^(1.5r)

Taking the natural logarithm (ln) of both sides (since the natural logarithm is the inverse of the exponential function) gives:

ln(1982 / 1900) = 1.5r

Now, solve for r:

r = ln(1982 / 1900) / 1.5

Using a calculator to evaluate this, we get:

r ≈ 0.0224

Therefore, the hourly growth rate is approximately 0.0224 or about 2.24% per hour. This means the bacteria population is growing at a rate of about 2.24% every hour.

You had a bag of fruit snacks that you shared with 2 friends. Each of you got no fewer than 4 fruit snacks. The inequality x+3>=4 models this situation. Solve the inequality to find the number of fruit snacks that were in the bag.
There were no fewer than fruit snacks in the bag.

Answers

There were no fewer than 1 fruit snacks in the bag.

How to solve the inequality to find the number of fruit snacks

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

x + 3 >= 4

Subtract 3 from both sides of the inequality

So, we have the following representation

x + 3 - 3 >= 4 - 3

When the like terms are evaluated, we have

x >= 1

This means that that were at least 1 fruit snack in the bag.

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18. Three balls are packaged in a cylindrical container as shown below. The balls just touch the top, bottom and sides of the cylinder. The diameter of each ball is 16 cm. What is the volume of the cylinder rounded to the nearest cm. ENTER NUMBERS ONLY. DO NOT PUT THE UNITS18. Three balls are packaged in a cylindrical container as shown below. The balls * just touch the top, bottom and sides of the cylinder. The diameter of each ball is 16 cm. What is the volume of the cylinder rounded to the nearest cm. ENTER NUMBERS ONLY. DO NOT PUT THE UNITS

Answers

The volume of the cylinder rounded to the nearest cm is,

V₁ = 9,646.1 cm³

We know the following:

Cylinder volume: V₁ = π r² h

Ball (sphere) volume: V₂ =4/3 π r³

where:

V - volume

r - radius of base of cylinder and diameter of ball

h - height of cylinder.

Here, We have,

D = 16 cm ⇒ r = 16 ÷ 2 = 8

π = 3.14

a) Since balls touch all sides of cylinder (as shown in image), it can be concluded that height of cylinder is equal to sum of diameters of 3 balls and that radius of base of cylinder is equal to radius of ball:

h = 3 × r = 3 × 16 cm = 48 cm

r = 8 cm

So,

V₁ = π r² h

V₁ = 3.14 × (8 cm)² × 48 cm

V₁ = 9,646.1 cm³

Thus, The volume of the cylinder rounded to the nearest cm is,

V₁ = 9,646.1 cm³

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What is the value of a?
5 units
5 1/3
6 2/3
7 units​

Answers

Answer:

a = 5.333...or 5 1/3

Step-by-step explanation:

are 2 similar triangles, we solve with a proportion between the corresponding sides, see the figure below

4 : a = 3 : 4

a = 4 × 4 : 3

a = 16 : 3

a = 5.333...

or a = 5 1/3 (your answer)

If you apply the changes below to the absolute value parent function, f(x)=|x|, what is the equation of the new function? Shift 4 units to the right. Shift 6units up.

Answers

If you apply the changes below to the absolute value parent function, f(x) = |x|, the equation of the new function is option  A. g(x) = |x – 4| + 6

What is the new function?

The mathematical function f(x) = |x|, commonly referred to as the absolute value parent function, yields the numerical value of a provided input in an absolute sense.

from the question,

[tex]f(x)= /x/[/tex]

as well as the fact that  It shifted 4 units to the right end 6 units up.

So, we see that:

(0) 4 units to the right

(b) 6 units up

Hence, Equation f(x)= /x/ is one that have moved the vertex of the parabola 4 units to the right as well as 6 units up.

So,

[tex]f(x) = a(x-h)^{2} + k\\\\f(x) = /x/[/tex]

So by moving right it implies one is adding 4 h= 4 and going up implies adding for example. k = 6

So:

[tex]f(x)= |x|\\\\g(x) = /x-4/ + 6[/tex]

So, based on the equation above, the transformation that is correct is option (A).

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See full text below

If you apply the changes below to the absolute value parent function, f(x) = |x|, what is the equation of the new function?Shift 4 units to the right.Shift 6 units up.

A. g(x) = |x – 4| + 6

B. g(x) = |x – 6| + 4

C. g(x) = |x + 6| + 4

D. g(x) = |x + 4| + 6

The height of a cylinder is 24.8cm the ratio of the diameter of the cylinder to the height of the cylinder is 3:2 Find the volume of the cylinder give your answer correct to 2 significant figures.

Answers

The volume of cylinder is,

V = 26,940.59 cm³

We have to given that,

The height of a cylinder is 24.8cm

And, the ratio of the diameter of the cylinder to the height of the cylinder is 3:2

Hence, Lenght of height = 2x

And, Diameter of cylinder = 3x

Since, The height of a cylinder is 24.8cm

So,

2x = 24.8

x = 24.8 / 2

x = 12.4 cm

Hence, Diameter of cylinder is,

d = 3x

d = 3 (12.4)

d = 37.2 cm

So, Radius = 37.2 / 2 = 18.6 cm

Thus, Volume of cylinder is,

V = πr²h

V = 3.14 × 18.6² × 24.8

V = 26,940.59 cm³

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82 young musicians attended a jazz camp. 35 of them were singers. What is the probability that a randomly chosen musician is a singer? Write your answer as a fraction or whole number.

Answers

The probability that a randomly chosen musician is a singer is

35/82

How to find the probability

To find the probability that a randomly chosen musician is a singer, we need to divide the number of singers by the total number of musicians.

Probability of choosing a singer = Number of singers / Total number of musicians

probability of choosing a singer = 35 / 82

simplifying this fraction, we find that the probability is approximately:

probability of choosing a singer ≈ 0.4268

Therefore, the probability that a randomly chosen musician is a singer is 35/82 or approximately 0.4268.

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A restaurant has 7 pizza toppings to choose from. How many different 2-topping pizzas are possible?

Answers

There are 21 different 2-topping pizzas are possible.

We have to given that,

A restaurant has 7 pizza toppings to choose from.

Since, A combination is a technique to determines the number of possible arrangements in a collection of items where the order of the selection does not matter.

Hence, Number of different possible 2-topping pizzas are,

⇒ ⁷ C ₂

⇒ 7! / 2! (7 - 2)!

⇒ 7! / 2! 5!

⇒ 7 × 6 / 2

⇒ 21

Therefore, There are 21 different 2-topping pizzas are possible.

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A 10.5-m fire truck ladder is leaning against a wall. Find the distance d the ladder goes up the wall (above the fire truck) if the ladder makes an angle of 47degree 44’ with the horizontal

Answers

The distance, d, that the ladder goes up the wall (above the fire truck) is approximately 7.76 meters.

1. Convert the angle from degrees and minutes to decimal form.

  47 degrees 44' = 47 + (44/60) = 47.7333 degrees (rounded to four decimal places)

2. Use trigonometric ratios to find the length of the side opposite the angle.

  sin(47.7333) = Opposite / Hypotenuse

3. Rearrange the formula to solve for the Opposite side.

  Opposite = sin(47.7333) * Hypotenuse

4. Substitute the known values into the equation.

  Opposite = sin(47.7333) * 10.5 meters

5. Calculate the value of sin(47.7333) using a calculator.

  sin(47.7333) ≈ 0.7431

6. Substitute the value of sin(47.7333) and the given value of Hypotenuse into the equation.

  Opposite = 0.7431 * 10.5 meters

7. Calculate the value of Opposite.

  Opposite ≈ 7.76 meters

Therefore, the distance, d, that the ladder goes up the wall (above the fire truck) is approximately 7.76 meters.

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For questions 1 – 10, determine whether it is possible to circumscribe a circle about the quadrilateral.

Answers

If you're given a convex quadrilateral, a circle can be circumscribed about it if and only the quadrilateral is cyclic. A nice fact about cyclic quadrilaterals is that their opposite angles are supplementary

Answer:

Step-by-step explanation:

The garden club at Central Middle School is planting a flower bed. A scale drawing of the flower bed
is shown. The scale is 1 in. : 2 ft.
What is the length and width of the actual
flower bed?
actual length: 16 ft
actual width:
12 ft
What is the area of the actual flower bed?
24 ft²
48 ft² 96 ft²
192 ft²
width = 6 in.
length = 8 in.

Answers

The area of the actual flower bed is 192 square feet.

We are given that;

Scale = 1 in. : 2 ft.

Actual length: 16 ft

Actual width: 12 ft

Now,

To find the length and width of the actual flower bed, we need to use the scale given in the problem. The scale is 1 in. : 2 ft., which means that 1 inch on the drawing represents 2 feet in real life. The length of the flower bed on the drawing is 8 inches, so the actual length is:

8 inches x 2 feet/inch = 16 feet

Similarly, the width of the flower bed on the drawing is 6 inches, so the actual width is:

6 inches x 2 feet/inch = 12 feet

To find the area of the actual flower bed, we can use the formula for area of a rectangle:

area = length x width

Substituting in the values we found above, we get:

area = 16 feet x 12 feet = 192 square feet

Therefore, by area the answer will be 192 square feet.

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Simplify y to the negative fifth power over x to the negative third power.

Answers

The expression simplified is:

[tex]\frac{y^{-5}}{x^{-3}} = \frac{x^3}{y^5}[/tex]

How to simplify the expression?

Remember that a negative power just means that we need to take the inverse, such that:

[tex]n^{-m} = (1/n)^m[/tex]

In this case we want to simplify the expression:

[tex]\frac{y^{-5}}{x^{-3}}[/tex]

Using that rule, we can take the two correspondent inverses, then we will have x to the third power on the numerator and y to the fifth power in the denominator, that is:

[tex]\frac{y^{-5}}{x^{-3}} = \frac{x^3}{y^5}[/tex]

That is the only simplification we can do.

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Find the measure of the arc or angle indicated

Answers

The unknown angle in the cyclic quadrilateral is as follows:

∠R = 86 degrees

How to find arc angle?

The diagram above is cyclic quadrilateral. A cyclic quadrilateral is a four sided shape that can be inscribed into a circle.

The sum of angles in a cyclic quadrilateral is 360 degrees. The opposite angles in a cyclic quadrilateral is supplementary.

Hence, let's find the unknown angle.

∠R = 1 / 2 (92 + 80)

∠R = 1 / 2 (172)

∠R = 86 degrees

Therefore, the unknown angle is 86 degrees.

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Predict the value of f(x) when x = 6. *

Answers

The predicted value of f(x) when x = 6 is 218.

We have the piecewise function as

f(x) = {6x² +2 ,     -6 < x < 9

          12 , 9≤x <13

In this case, x = 6 falls into the interval -6 < x < 9.

Therefore, we will use the corresponding equation for that interval, which is f(x) = 6x² + 2.

Now, substitute x = 6 into the equation to find the value of f(x):

f(6) = 6(6)² + 2

= 6(36) + 2

= 216 + 2

= 218

So, the predicted value of f(x) when x = 6 is 218.

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Write the expression. Then, check all that apply.
a number cubed increased by four
A 2-column table with 4 rows. Column 1 is labeled Key Words with entries a number, cubed, increased by, four. Column 2 is labeled replace with entries n, exponent of 3, +, 4.
“A number cubed” is a power, where the base is the variable, n, and the exponent is 3.
“A number cubed” is a power where the base is 3 and the exponent is n.
“Increased by 4” means add 4.
“Increased by 4” means multiply by 4.
The expression is written as n3 + 4.
The expression is wriitten as 4n3

Answers

The answer is written as

"A number cubed” is a power, where the base is the variable, n, and the exponent is 3.“Increased by 4” means add 4.The expression is written as n³ + 4.

How to solve the problem

Your given expression is "n^3 + 4". However, to solve an equation, you need to have an equals sign, that is, there needs to be something on the other side of the equation.

For example, if you had "n^3 + 4 = 0", then you could solve for n:

n^3 + 4 = 0,

n^3 = -4,

n = ∛(-4).

But with only "n^3 + 4", there isn't anything to solve for because it's not set equal to anything. This is an expression, not an equation.

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ngl some ppl here are for sure not in 10th grade like why they asking 6th grade questions (just saying im not in college either im in 6th grade)

Answers

Fr tho. I'm over here as a freshman answering sophmore-junior year college questions with ease.

Help me plsssssssssssssssssssssssssssss

Answers

Answer:

x <  4

the 1st number line should be used.

Step-by-step explanation:

3/4(x + 8) > 1/2(2x + 10)

(2)(3)(x + 8) > (4)(1)(2x + 10)

6x + 48 > 8x + 40

6x - 6x + 48 - 40 > 8x - 6x + 40 - 40

8 > 2x

x < 8/2

x < 4

PLSSS HELP DUE IN A FREW HOURS THANK YOU

Answers

The line which is symmetrical to y=10+3x+x^2 is x = 3/2.

We are given that;

The equation y=10+3x+x^2

Now,

The line of symmetry of a parabola is a vertical line that passes through the vertex of the parabola and divides it into two congruent halves. The equation of the line of symmetry is given by the x-coordinate of the vertex 1.

To find the vertex of a parabola that is given in standard form y = ax^2 + bx + c, you can use the formula 2:

x = -b / 2a

This formula gives you the x-coordinate of the vertex. The y-coordinate can be found by plugging this value into the original equation.

We can rewrite it in standard form by rearranging the terms:

y = -x^2 + 3x + 10

Now you can identify the values of a, b and c:

a = -1 b = 3 c = 10

Using the formula for the x-coordinate of the vertex, you get:

x = -b / 2a x = -(3) / (2 * -1) x = 3/2

Therefore, by symmetry the answer will be  x = 3/2.

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Triangle ABC was dilated using a center of dilation at (8, 0) to create image triangle A'B'C'. What scale factor was used to perform this dilation?



2/3

3/2

3

2

Answers

The scale factor of the dilation is: 3/2

What is the scale factor of dilation?

Dilation is a transformation of an object which changes its size. if the dilated image is larger then it is called enlargement. If the dilated image is smaller it is called reduction.

If the dilation has the origin as the center of dilation, we can find points on the image formed by dilation by multiplying the coordinates of the original geometric object like triangle multiplying by the scale factor. For scale factor k, the transformation of the dilation is written as :  (x, y) → (k x, k y).

The scale factor ,k  = coordinate of image / coordinate of original

Given that Triangle ABC is dilated to create triangle A’B’C’ using point O as the center of dilation as shown in the figure

A is two units away from O and A' is 1 unit away from O. You add 1 + 2 to get the total distance and divide that number by 2 to get the scale factor. 3/2

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A company makes wax candles in the shape of a rectangular prism. Each candle is 5 inches long, 3 inches wide, and 8 inches tall. How much wax will they need to make 360 candles?

Answers

Volume (Rec Prism) = L x W x T
Multiply the values as such: 5 times 3 times 8 = 120 in^3

Use this value to figure the amount of wax needed, as it is the quantity of wax for one single candle


120 x 360 = 43,200in^3 is the amount of wax needed to make 360 candles.

find the measure of each angle

Answers

The measure of each labeled angles in the rhombus are  ∠1 = 49°, ∠2 = 90°, ∠3 = 49° and ∠4 = 41°

Finding the measure of each labeled angles in the rhombus

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

The rhombus

By corresponding angles, we have

∠3 = 49°

∠1 = 49°

The diagonals of a rhombus bisect each other at right angles

So, we have

∠2 = 90°

Ths sum of angles in a triangle is 180

So, we have

∠4 = 180 - 90 - 49°

Evaluate

∠4 = 41°

Hence, the measure of the angles in the rhombus are  ∠1 = 49°, ∠2 = 90°, ∠3 = 49° and ∠4 = 41°

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In a bag with 20 marbles, 10 marbles are white and 10 are green. They are all mixed up.
Each time a marble is pulled from the bag, the color is recorded and the marble is put back
into the bag. Then the bag of marbles is mixed up again. Choose the correct answer to each questic
10. What is the probability of drawing two green marbles in a row?

Answers

Answer:

1/4 or 25%

-----------------------

Probability of drawing a green marble is:

P(green) = 10/20 = 1/2

Since marbles are replaced the probability of a second green is same, 1/2.

So the probability of two green marbles is:

P(green, green) = 1/2 * 1/2 = 1/4 or 25%

The probability of drawing two green marbles in a row is, 1/4

We have to given that,

In a bag with 20 marbles, 10 marbles are white and 10 are green. They are all mixed up.

Since, Each time a marble is pulled from the bag, the color is recorded and the marble is put back into the bag.

Hence, The probability of drawing a green marble on any one draw is,

= 10/20

= 1/2

Thus, The probability of drawing two green marbles in a row is,

= 1/2 x 1/2

= 1/4

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How much subtracted from 734 cm will give a perfect square?​

Answers

Subtracting 58 cm from 734 cm will give a perfect square.

To find the value that needs to be subtracted from 734 cm to obtain a perfect square, we can start by finding the largest perfect square that is less than or equal to 734.

The largest perfect square less than 734 is 676, which is equal to 26².

To obtain this perfect square, we subtract 676 from 734:

734 - 676

= 58

Therefore, subtracting 58 cm from 734 cm will give a perfect square.

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need this fast its due and a major part of my grade
100 POINTS

Answers

a.) The two of the graphs given above that displays the same data is graph I and II.

b.) The third graph which is III doesn't match with others because the years where not represented.

What is a bar chart?

A bar chart is defined as a type of data representation that involves the use of rectangular bars that compares two different variables.

In graph I (a bar chart), the county voter turnout was plotted against the various years it was carried out which is the same with the second graph.

But the third graph is different from the first two graphs because the years where removed and a new variable was introduced.

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si un cubo de hierro de 30 cm de lado esta apoyado sobre una mesada que presion ejerce

Answers

The pressure exerted by the cube on the countertop is 23060 Pa.

We are given that;

Side of cube=30cm

Now,

The force is equal to the weight of the cube, which is the product of its mass and the acceleration due to gravity. To find the mass, you need to multiply the volume and the density of iron. The volume of a cube is the cube of its side, and the density of iron is about 7870 kg/m^3. The acceleration due to gravity is about 9.8 m/s^2. Therefore:

F = mass * gravity F = (volume * density) * gravity F = ((side)^3 * density) * gravity F = ((0.3 m)^3 * 7870 kg/m^3) * 9.8 m/s^2 F = 2075.4 N

The area is equal to the area of one face of the cube, which is the square of its side. Therefore:

A = (side)^2 A = (0.3 m)^2 A = 0.09 m^2

Now that you have the force and the area, you can plug them into the formula for pressure:

P = F / A P = 2075.4 N / 0.09 m^2 P = 23060 Pa

Therefore, by algebra the answer will be 23060 Pa.

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The complete question is;

If an iron cube of 30 cm side is resting on a countertop, what pressure does it exert?

Other Questions
9) an amusement park is testing a roller coaster ride for safety. the roller coaster has 7 distinguishable cars, each of which contains 4 distinguishable seats. each seat can either be occupied by a testing dummy or left empty. the dummies are indistinguishable from one another, and there are enough to fill every car. for all sub-problems below, you are allowed to leave the entire ride empty, fill every seat in the ride, or anything in between. the cars cannot be rearranged, they are fixed in one order. a. What percent of 5,400 is 3,429? If the number of medical school applicants was estimated to be 35,791,000 in January 2016, and the number of students admitted to medical schools was estimated to be 4% of the applicants, calculate the number of successful applicants. DE is a distributor of three models of Tablet PCs (Premium, Deluxe and Superfast) to retailers. The details of the sales volume budget, standard selling prices and standard variable costs for each model for July were as follows: Sales volume budget Premium 7,000 units Deluxe 5,000 units Superfast 8,000 units Premium Deluxe Superfast TAS per unit TAS per unit TAS per unit Standard selling price 400 450 500 Standard variable cost 300 320 350 At the end of July the senior management of the company decided that the impact of the failure of a major competitor had been underestimated and produced a revised sales volume budget as follows: Revised sales volume budget Premium 9,800 units Deluxe 7,000 units Superfast 11,200 units Actual results for July Premium Deluxe Superfast Sales volume (units) 11,000 6,000 9,000 Selling price per unit TAS 410 TAS 440 TAS 520 Variable cost per unit TAS 300 TAS 320 TAS 350 Required: Prepare a statement that reconciles the original budgeted contribution with the actual contribution for July, including planning and operational variances. Your statement should show the variances in as much detail as possible for each individual model, and in total. Please answer only if you know how to solve otherwise don't tryto answer this question, if the answer was wrong or if you copyfrom existing Chegg solutions, I will definitely downvote and flagyour [20] (2) Consider R with (x, y) = xy GIVEN: A = {a, a} a = (1,1,1, 1), a = (4,-1,1,2) A is L.I. Let W = span(A) To find an orthogonal basis B, for W with a B we applied the Gram Schmidt process, by finding b2. (Remember the replacement by scalar multiple technique) FIND: b you are looking to buy a car. you can afford $400 in monthly payments for four years. in addition to the loan, you can make a $1,500 down payment. if interest rates are 8.25 percent apr, what price of car can you afford (loan plus down payment)? true or false. 1. An increase in government expenditure financed by borrowing (running a larger budget deficit) necessarily leads GDP to rise by more than the increase in gov- ernment expenditure according to the IS-LM model. Fi Consider the following system of equations: x1 + 3x - x3 + 8x4 = 15 10x1 x + 2x3 + x4 = 6 -x + 11x2 = x3 + 3x4 25 2x1 - x + 10x3 X4 =-11 Assume that x = 0, x = 0, x = 0, x2 = 0. Round off to four decimal places in each iteration. Using Gauss Jacobi, what are the approximate values of X, X2, X3,X4 that are within the tolerance value of 0.0050? X1= X2= X3= X4= A small solid disk and a small thin cylindrical shell are rolling along a horizontal surface with the same translational speed when they encounter a 20 rising slope. Part A If these two objects roll up the slope without slipping, which reaches the greater maximum height? The solid disk The cylindrical shell Both reach the same maximum height More information about the objects' mass and diameter is needed typically the marine expeditionary brigade is commanded by a 11) According to the DMV, 25% of all households own at least three cars. If we take a simple random sample of 10 households, use the binomial probability distribution to determine the probability that exactly 4 of them have at least three cars. 12) According to the CDC, 30% of alcoholics are hospitalized from complications that arise from their disease. Suppose a simple random sample of 500 diagnosed alcoholics is taken. Using a normal approximation to the binomial probability distribution, find the probability that at least 170 are hospitalized due to their disease. Rayburn Corporation has a building that it bought during year O for $850,000. It sold the building in year 5. During the time it held the building Rayburn depreciated it by $100,000.What is the amount and character of the gain or loss Rayburn will recognize on the sale in each of the following alternative situations? (Loss amounts should be indicated by a minus sign. Enter NA if a situation is not applicable. Leave no answer blank. Enter zero if applicable.) Question 5 (Campaign Emails 20 points). A political candidate knows from caperience that about 10% of their fundraising emails get a positive response. In an attempt to improve this, they are trying out a new format for these emails. To test the new format, the nou email is sent out to a simple random sample of 400 people on the candidate's mailing list and they find that 49 of them end up responding positively. (a) What are your null and alternative hypotheses? 18 points () What is your test statistic /8 points) (c) What is your p-value if you are aiming for 5% significance, that are your conclusions (please erplan with a complete sentence, not just reject/don't reject mull hypothesis" 14 points) a minicipal government in which legislative functions are held by the council while executive functions are performed by a professional administrator adopts a 1. Bank Reconciliations Prepare a bank reconciliation for Rose of Sharon Corp. Balance per books $200,000 Balance per bank $240,000 Reconciling items Bank Fees $500 Outstanding Checks $90,500 Deposits in transit $40,000 Nonsufficient funds Check $10,000 consider the spring-mass system with external forcing. webassign plot suppose the object attached to the spring has mass of 2 kg and the spring exerts a linear resistive force with spring constant k All the following are good reasons for returning cash to shareholders through share repurchases or buybacks except _____.To reduce management temptation of waste available cashWhen the tax rate applicable to capital gains are lower than on dividendsTo keep the firm from missing its EPS forecast, as this will negatively impact the stock priceNone of the aboveIn the aggregate, firms distribute far more cash to shareholders by paying dividends than they do by repurchasing shares.TrueFalseWhen considering a firms financial decision alternative, financial managers should accept only those actions that are expected to increase the firms profitability.TrueFalseStudies show, and most executives agree, that unfortunately, there is a negative correlation between being ethical and the long-run corporate profitability. It is okay short-term but in the long-run ethical practices cost to much.TrueFalseYou receive legal counsel from your firms lawyer on a plan to use repurchase agreements to lower the level of debt reported on the quarterly financial reports. Shortly after the end of each quarter the transaction is reversed; and the debt returned to the firms balance sheet. The lower level of debt reported on the financial statement allowed the firm to receive more favorable terms from its creditors than would otherwise be possible. The net effective is lower cost of financing and higher profits. These activities are approved by the legal team, therefore, the plan should be implemented.TrueFalse Correlation, Regression, Chi-Square (Goodness of Fit) For this part, you'll need to conduct appropriate test (Correlation, Regression or Chi- Square) that are noted in each question. Please make sure you review the lectures if you are unsure as to which test to run. Examples of how to write up your responses in APA can be found in the lectures as well. Hint. You'll need the data analysis 4_SP22 file 1.1 suspect that the Big Five (OCEAN) personality factors are equally likely to occur among a given population. That is, there is no difference in the occurrence of each of the personality factors. In SPSS, conduct a chi-square goodness of fit test Please include your output here: In our sample, did I find support for my research prediction. Please report your information in APA style. 2.I suspect that there is a positive relationship between age and happiness (higher numbers mean more happiness). In SPSS, conduct a correlation between age and happiness. Please include your output here: In our sample, did I find support for my research prediction. Please report your information in APA style 3.1 suspect that hours worked would predict happiness. In SPSS, conduct a regression between hours worked and happiness. Please include your output here: In our sample, did I find support for my research prediction. Please report your information in APA style a wheel has a constant angular acceleration of 5.0 rad. starting from rest, it turns through 300 rad. (a) what is its final angular velocity? (b) Here we summary tistics for randomly selected weight of women 31500-6065 . Us acono level of 30% to complete parts faithrough (d) below the created for findieg the margin mo and to two decimal places needed 1. Find the margin of error E-00 Round to one decimal place as needed) c. Find the confidence intervalimate of -0. (Pound to one decimal places ded) d. Write a tre statement that were the confidence interval Choose the correct answer below OA One has 90% confidence that the erval from the lower bound to the upper bous contains the true value of the population mean weight of newborn girls OB There is a chance that the true value of the population means weight of newborgits will betwee www bod and the upper bound Oc One has confidence that the sample man weight of cowbomine is equal to a population mean weight of newtom girls OD. Apromately 0 of sample mean weights of newborgiris will til between the lower bound and the upper bound Statcrunch MacBook Air 5 5 7 9 E R. If applicable, the method of instantaneous center (IC) can be used to determine the (velocity acceleration) of any point on a rigid body. 2. The velocity of any point on a rigid body is always parallel to the relative position vector extending from the IC to the point (T/ F)