The probability that a randomly selected points falls within the red-shaded square is given as follows:
p = 9/16.
How to calculate a probability?A probability is calculated as the division of the desired number of outcomes by the total number of outcomes in the context of a problem/experiment.
The area of the red-shaded square is given as follows:
3² = 9 units².
The total area is given as follows:
4² = 16 units².
Hence the probability that a randomly selected points falls within the red-shaded square is given as follows:
p = 9/16.
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Which cone has a volume of 24 лcm³? 3,5 cml 1 2 B = 25 cm 6,5 cml L 3 cm 4.5 cm₁ L 8 cm 7/5 cml B = 4
The cone that has the volume of 24л cm³ is the third cone which has a diameter of 8 cm and a height of 4.5 cm.
What is the Volume of a Cone?The formula for determining the volume of a cone is expressed as the following:
Volume of a cone (V) = 1/3 * πr²h
We are given the following information about the third cone in the image given:
Diameter of the cone = 8 cm
Radius of the cone (r) = 8/2 = 4 cm
Height of the cone (h) = 4.5 cm
Plug in the values:
Volume of a cone (V) = 1/3 * π * 4² * 4.5
Volume of the third cone (V) = 24л cm³
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What is the inverse of the following statement?
"If the corresponding angles are congruent, then the lines are parallel."
If the corresponding angles are not congruent, then the lines are not parallel.
If the lines are parallel, then the corresponding angles are congruent.
If the lines are not parallel, then the corresponding angles are not congruent.
If the corresponding angles are congruent, then the lines must be parallel.
The true statement is that proves the congruence of both triangles is:
∠ABC ≅ ∠DCB;
alternate interior angles of parallel lines are congruent.
Here, we have
to prove that angles are congruent
From the complete question, we have the following highlights
Angles B and C are alternate interior angles
The triangles are bounded by parallel lines
The above highlights mean that:
Angles ABC and DCB are congruent, by the theorem of alternate interior angles of parallel lines
Hence, the true statement is (c)
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complete question:
Isabelle proves that the triangles are congruent by using the parallel lines to determine a second set of angles are congruent. What statement and reason could she have used? ∠ABC ≅ ∠BAC; corresponding angles of parallel lines are congruent. ∠CAB ≅ ∠DCB; alternate interior angles of parallel lines are congruent ∠ABC ≅ ∠DCB; alternate interior angles of parallel lines are congruent ∠ACD ≅ ∠ABD; corresponding angles of parallel lines are congruent.
A flat-screen television has a diagonal length of 40 inches. The length of the screen is 175% of its height. What is the length, in inches, of the screen?
The length of the flat-screen television is approximately 40.01 inches.
Let's assume that the height of the flat-screen television is "h" inches.
From the problem statement, we know that the length of the screen is 175% of its height.
Mathematically, we can write:
Length = 1.75 x Height
We can substitute the value of "h" in this equation to find the length of the screen:
Length = 1.75 x h
Now, we also know that the diagonal length of the screen is 40 inches. Using the Pythagorean, we can write:
(Length)² + (Height)² = (Diagonal)²
Substituting the values we have, we get:
(1.75h)² + h² = (40)²
Expanding and simplifying:
3.0625h² = 1600
Dividing both sides by 3.0625:
h² = 522.24
Taking the square root of both sides (and ignoring the negative root since we're dealing with lengths):
h = 22.86 inches
Now we can use the equation we derived earlier to find the length:
Length = 1.75 x h
Length = 1.75 x 22.86
Length = 40.01 inches (rounded to two decimal places)
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Can someone help me with this problem please
Suppose M is a matrix of size 9x10, c is a scalar, and the matrix computation cM is defined. What is the size of matrix cM?
When a scalar quantities is multiplied by a matrix of size 9x10, the resulting matrix will also be of size 9x10.
If we perform the matrix computation cM, where c is a scalar and M is a matrix of size 9x10, the resulting matrix cM will also be of size 9x10.
This is because when we multiply a scalar by a matrix, each element in the matrix is multiplied by the scalar.
Therefore, the resulting matrix has the same dimensions as the original matrix.
To see why this is the case, consider a single element in the resulting matrix cM. Let's say the element is located at row i and column j.
Then, it is given by cM[i,j] = c*M[i,j]. Since M[i,j] is just a single element in the original matrix, multiplying it by the scalar c produces a new scalar.
Therefore, cM[i,j] is also a single element in the resulting matrix cM.
Since each element in the original matrix M is multiplied by the scalar c, the resulting matrix cM will have the same dimensions as the original matrix, i.e., 9x10.
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What is the sum, in degrees, of the interior angles of a regular icosagon
12. ABC-A'B'C' is a reflection. Use this to answer the questions below.
(A) Which figure is the preimage?
(B) Which figure is the images
(C) What are the coordinates of the output?
Input. Output
A(0,9). A
B(-4,4) B
C(0,4). C
(A) The figure before the reflection is called the preimage. In this case, the preimage is ABC. (B) The figure after the reflection is called the image. In this case, the image is A'B'C'. (C) The outputs for the given inputs are:
Input: A(0,9) Output: A(0,9)
Input: B(-4,4) Output: B'(-8,0)
Input: C(0,4) Output: C(0,4)
(C) The coordinates of the output for each input point can be found by reflecting the input point across the line of reflection. In this case, the line of reflection is the perpendicular bisector of the line segment connecting A and C. For point A, the reflection is itself, so the output is (0,9).
For point B, we can find its reflection as follows: draw the line perpendicular to the line of reflection that passes through B, and find the point where it intersects the line of reflection. This point is the midpoint of the line segment connecting B and its image. The reflection of B is (-8,0), and the output is B'. For point C, the reflection is itself, so the output is (0,4).
Reflection is a type of transformation in geometry where an object is flipped across a line. In this case, ABC was reflected across the line of reflection to form A'B'C'. The line of reflection is the perpendicular bisector of the line segment connecting A and C.
The reflection of a point is the point on the other side of the line of reflection that is equidistant from the line. By applying the reflection rule, we can find the coordinates of the output for each input point.
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If it is 7:00 o'clock a.m. on March 1 in Portland, Oregon, what day and time will it be 7777 hours later in Washington, D.C.? Please explain.
Answer:
To determine the day and time 7777 hours later in Washington, D.C., we first need to determine the time difference between Portland, Oregon, and Washington, D.C. Portland is in the Pacific Time Zone, while Washington, D.C., is in the Eastern Time Zone. The time difference between the two zones is 3 hours, with Eastern Time being ahead of Pacific Time.
So, if it is 7:00 a.m. in Portland, it would be 10:00 a.m. in Washington, D.C.
Next, we need to calculate the number of days that pass in 7777 hours. Since there are 24 hours in a day, we can divide 7777 by 24 to get the number of days:
7777 ÷ 24 = 324 remainder 1
So, 7777 hours is equal to 324 days and 1 hour.
Finally, we can add 324 days and 1 hour to the current time in Washington, D.C.:
10:00 a.m. on March 1 + 324 days and 1 hour = 11:00 a.m. on January 20 of the following year.
Therefore, 7777 hours later in Washington, D.C., would be 11:00 a.m. on January 20 of the following year.
Answer: 7777 hours late in Washington D.C. would be 11:00 a.m on January 20th of the following year
Step-by-step explanation:
PLEASE ANSWER I NEED HELP WILL MARK BRAINLIST!!!!!
f(x) = x² and g(x) = 3(x + 1)² have the same minimum y-value and axis of symmetry, but they have different y-values at x = -2.
We have the function:
f(x) = x² and g(x) = 3(x + 1)² are both quadratic functions.
1. Minimum y-value:
For f(x) = x², the minimum y-value occurs at the vertex of the parabola, which is at (0, 0). The minimum y-value is 0.
For g(x) = 3(x + 1)², the minimum y-value occurs at the vertex of the parabola, which is at (-1, 0). The minimum y-value is also 0.
Therefore, both functions have the same minimum y-value.
2. Axis of symmetry:
For f(x) = x², the axis of symmetry is the vertical line that passes through the vertex of the parabola, which is x = 0.
For g(x) = 3(x + 1)², the axis of symmetry is also the vertical line that passes through the vertex of the parabola, which is x = -1.
Therefore, both functions have different equations but share the same axis of symmetry.
3. Y-value at x = -2:
For f(x) = x², the y-value at x = -2 is f(-2) = (-2)² = 4.
For g(x) = 3(x + 1)², the y-value at x = -2 is g(-2) = 3(-2 + 1)² = 3.
Therefore, the two functions have different y-values at x = -2.
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Enter the exact values of the trigonometric ratios in the boxes.
sin 45°
cos 30
tan 60
=
The required value of trigonometric ratios is,
sin 45° = 1/[tex]\sqrt{2}[/tex]
cos 30 = [tex]\sqrt{3}[/tex]/2
tan 60 = 1/ √3
We know that,
Trigonometric ratios are based on the value of the ratio of sides of a right-angled triangle and contain the values of all trigonometric functions. The trigonometric ratios of a given acute angle are the ratios of the sides of a right-angled triangle with respect to that angle.
Therefore,
sin 45° = 1/[tex]\sqrt{2}[/tex]
cos 30 = [tex]\sqrt{3}[/tex]/2
tan 60 = 1/ √3
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The area of a square garden is the same as the area of a rectangular garden that is 8 ft long and 2 ft wide. Write and solve an equation to find the side length of the square garden. Show your work.
The side length of the square garden is 4 feet if the area of a square garden is the same as the area of a rectangular garden that is 8 ft long and 2 ft wide.
Length of the rectangular garden = 8 ft
Width of the rectangular garden = 2 ft
Area of rectangular garden = length x width
Area of rectangle = 8 ft x 2 ft
Area of rectangular garden = 16 square feet
It is given that the area of the square garden is the same as the area of the rectangular garden. The area of the square garden is calculated as:
Area of square garden = side length x side length
Area of square garden = side length x side length = 16
To solve the equation, we need to make isolate it on one side of the equation.
Taking root on both sides:
[tex]\sqrt{(side length * side length)}[/tex] = [tex]\sqrt{16}[/tex]
side length = ± [tex]\sqrt{16}[/tex]
We need to take the positive root value:
side length = [tex]\sqrt{16}[/tex]
side length = 4 ft
Therefore, we can conclude that the side length of the square garden is 4 feet.
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ABCD is a rhombus. What is the value of x?
B
(3x+10)°
A
8
20
10
12
D
C
(2x+20)°
Answer:
3x+10+2x+20=180(oppite <s of parallogram)
30+3x=180
3x=180-30
3x=150
x=50
Step-by-step explanation:
The opposite angle of rhombus are equal
so,
here,
or,3x+10=2x+20
or,3x-2x=20-10
Therefore x=10
Jake spent $55 this week. He spent 10% more this week than last week. How much did he spend last week?
*WILL GIVE BRAINLIEST*
Unit 5 circles unit test
What is mST?
i didnt get what you need but i assume you want the angle so it will be 360-130-80-70 = 80⁰
A preformed piece of coal weighs 100 g correct to the nearest 5 g. A bag contains 30 pieces of preformed coal. Complete the sticker to attach to this bag of coal. (4 marks) This bag of coal weighs at least This bag of coal weighs at least kg kg
This coal bag has a minimum weight of 2.925 kilograms.
To find the minimum weight of the bag of coalWe must determine the coal's minimum weight, which is 30 pieces.
One piece of coal weighs 100 g, accurate to the closest 5 g. As a result, the actual weight of a piece of coal may range between 97.5 g to 102.5 g.
We can multiply the minimum weight of one piece of coal (97.5 g) by 30 to determine the minimum weight of 30 pieces of coal:
Minimum weight of 30 pieces of coal = 97.5 g x 30 = 2925 g
Therefore, The sticker can be finished as follows:
This coal bag has a minimum weight of 2.925 kilograms.
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A group of workers painted a house. They used 1 1/2 gallons of paint per hour and painted
for 3 1/4 hours.
How many gallons of paint did the workers use?
Answer:
4,875 gallons.
Step-by-step explanation:
1.5 gallons/hour
1.5 / 4 = 0.375 gallons/25mins
1.5 * 3 (hours) + 0.375 = 4.875 gallons
The product of two numbers is 155952. If one number is 342, find the other
number.
Answer:
456
Step-by-step explanation:
Product means an answer derived from multiplication. Therefore, if the product is 155952, and one value is 342, then the following equation is true:
342x = 155952, or 342 * x = 155952
Divide 155952 by 342 to get: 456.
Check the work in the equation:
342(456) = 155952
155952 = 155952, which is true, so the answer is 456.
If I helped, please make this answer brainliest! ;)
The net below shows a square pyramid. What is the lateral surface area? 8in
7in
The lateral surface area of the square pyramid is 176 in².
The first thing we need to do is find the slant height of the pyramid, which is the height of each of the triangular faces. We can use the Pythagorean theorem to do this:
slant height² = height² + (1/2base)²
slant height² = 7² + (1/28)²
slant height² = 49 + 16
slant height² = 65
slant height = √(65)
Now that we have the slant height, we can find the lateral surface area by multiplying the perimeter of the base by half the slant height. The perimeter of the base is simply 4 times the length of one of the sides, which is 8 inches.
lateral surface area = (perimeter of base * slant height) / 2
lateral surface area = (4 * 8 * √(65)) / 2 lateral surface area = 16 * √(65)
To simplify the radical, we can factor out any perfect squares that are factors of 65:
lateral surface area = 16 * √(65)
lateral surface area = 16 * √(513)
lateral surface area = 16 * √(5) * √(13)
lateral surface area = 16 * √(5) * √(43.25)
lateral surface area = 16 * √(5) * (2 * √(3.25))
lateral surface area = 64 * √(5) = 176.42 square inches.
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Yavonne has $15.90 in her checking account. She needs to buy items that cost $3.18 each. How many of these items can she buy?
a
4
b
5
c
6
d
7
Answer:
5.
Step-by-step explanation:
15.90 / 3.18 =
Find the mean of the data set: {8, 10, 12, 15, 15, 18, 19, 20, 23, 27} Give the exact answer.
The mean of the data set is 16.7.
To find the mean of a data set, you add up all the values and divide by the number of values.
Adding up all the values, we get:
8 + 10 + 12 + 15 + 15 + 18 + 19 + 20 + 23 + 27 = 167
There are 10 values in the set, so we divide the sum by 10 to get the mean:
Mean = 167/10 = 16.7
Therefore, the mean of the data set is 16.7.
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What is the range of this function?
74
A.
B.
O C.
all real numbers where 2 + n
all real numbers where
+ nn
(-∞0, ∞0)
21
Answer:
[tex](- \infty, \infty)[/tex]
Third answer choice
Step-by-step explanation:
This is the graph of the function f(x) = tan(x)
We can see that the minimum value of f(x) tends to - ∞ and the maximum value tends to + ∞
So the range of f(x) is [tex](- \infty, \infty)[/tex]
This is the third answer choice (the one that is highlighted in orange)
A $5000 investment pays 3% interest compounded monthly. To the nearest cent, what will be the value of the investment after 10 years?
Answer:
We can use the formula for compound interest to solve this problem. The formula is:
A = P * (1 + r/n)^(n*t)
where:
A = the amount of money after t years
P = the principal amount (the initial investment)
r = the annual interest rate (as a decimal)
n = the number of times the interest is compounded per year
t = the number of years
In this case, P = $5000, r = 0.03, n = 12 (since the interest is compounded monthly), and t = 10. Plugging these values into the formula, we get:
A = 5000 * (1 + 0.03/12)^(12*10)
A = 5000 * (1.0025)^120
A ≈ $6,621.36
So the investment will be worth approximately $6,621.36 after 10 years.
2. The population of a town was 7,250 in 2014
and 7,375 in 2015. What was the percent
increase from 2014 to 2015 to the nearest
tenth of a percent?
A) 1.5%
B) 1.6%
C) 1.7%
D) 1.8%
E) 2.0%
E
The percentage change of the population is P = 1.7 %
Given data ,
To calculate the percent increase from 2014 to 2015, we need to find the difference between the two population values, divide it by the initial value, and then multiply by 100 to get the percentage.
Population increase = 7,375 - 7,250 = 125
Percent increase = (Population increase / Initial population) * 100
Percent increase = (125 / 7,250) * 100 ≈ 1.7241
Rounding to the nearest tenth of a percent, the percent increase is approximately 1.7%.
Hence , the percentage change is P = 1.7 %
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Find the value of x for which r || s.
A) 44
B) 14
C) 10
D) Can't be determined.
Answer:
A) 44
Step-by-step explanation:
The given angle measurements are same side interior angles. Therefore, the summation of the two angle measurements will equal 180° (Forming a straight line).
Set the two angle measurements equal to 180:
[tex](3x + 3) + (45) = 180[/tex]
Simplify. First, combine like terms. Like terms are terms that share the same amount of the same variables. In this case, combine 3 with 45:
[tex]3x + 3 + 45 = 180\\3x + (3 + 45) = 180\\3x + (48) = 180[/tex]
Next, isolate the variable, x. Note the equal sign, what you do to one side of the equation, you do to the other. Do the opposite of PEMDAS.
PEMDAS is the order of operations, and stands for:
Parenthesis
Exponents (& Roots)
Multiplications
Divisions
Additions
Subtractions
~
First, subtract 48 from both sides of the equation:
[tex]3x + 48 = 180\\3x + 48 (-48) = 180 (-48)\\3x = 180 - 48\\3x = 132[/tex]
Next, divide 3 from both sides of the equation:
[tex]\frac{3x}{3} = \frac{132}{3} \\x = \frac{132}{3} \\x = 44[/tex]
A) 44 is the value for x.
~
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what is a sales discount
Answer: A sales discount is a reduced price offered by a business on a product or service.
Step-by-step explanation:
Answer:
when the original selling price of a product does down. You'll be getting the same product at a lower price
Step-by-step explanation:
you can calculate the discount % by
NEW PRICE MULTIPLIED BY 100 DIVIDED BY OLD PRICE
Which of the following shows that the decimal expansion of 12/44 eventually repeats? What did you do to solve for the answer?
Answer:
answer A
Step-by-step explanation:
since 12/44 = 0.2727272727
Faith only read 60% of her goal for 1 week. How would the mean, median, and mode have changed if Faith had met her goal? Explain.
If Faith had met her goal, the mean would have increased from 60 to 100, the median would have remained the same at 60, and the mode would have changed from 60 to 100.
If Faith had met her goal, the mean, median, and mode would have changed. Let's assume her goal for the week was to read 100 pages.
Faith read only 60% of her goal, which is equivalent to 60 pages
(100 pages × 0.6).
If she had met her goal, she would have read 100 pages in total.
The mean would have changed from 60 pages to 100 pages.
Since we only have one data point (60), the median would have remained the same at 60.
The mode would be 60 since that is the only value we have.
If Faith had met her goal, the mode would have changed to 100, as 100 pages would appear most frequently.
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if you answer it i will give you 100 points and brainlist
The correct expression that shows the slope of the line that passes through (3, 6) and (-7, -4) is -4 - 6 / -7 - 3.
How to find the slope of a line?The slope of a line is the change in the dependent variable with respect to the change in the independent variable.
Therefore, the slope of a line is the change in y variable with respect to the change in x variable.
Hence,
m = slope = y₂ - y₁ / x₂ - x₁
Therefore, the line passes through (3, 6) and (-7, -4).
where
x₁ = 3
x₂ = -7
y₁ = 6
y₂ = -4
Therefore, the expression is -4 - 6 / -7 - 3.
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Hi can someone who is great at math please help me with these math questions. I'm struggling with them!!
The value of x will be 18.67 for the given data of the triangle.
We have,
Thale's theorem:
When a line parallel to one side of a triangle intersects the other two sides in distinct points, the other two sides are divided in the same ratio.
Given that the sides of the triangle are divided into two parts,
For the left part the parts will be x and x + 7 for the right side the parts will be 16 and 22.
The ratio will be the same according to Thale's theorem. The value of x will be calculated as:-
x / ( x + 7 ) = 16 / 22
22x = 16x + 112
6x = 112
x = 112 / 6
x = 18.67
Therefore, the value of x will be 18.67.
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complete question;
Find the values of x and y. Find value of x.
Suppose we want to choose 6 letters, without replacement, from 14 distinct letters. If the order of the choices is taken into consideration, how many ways can this be done?
As per the combination method, there are 2,162,880 ways to choose 6 letters from 14 distinct letters, taking into account the order of the choices.
Since we are choosing 6 letters from 14 distinct letters, the number of ways to do this without taking into account the order is given by the combination formula:
C(14, 6) = 3003.
However, since we are also taking into account the order of the choices, we need to multiply the number of choices by the number of ways to arrange those choices.
The number of ways to arrange 6 letters is given by 6!, which represents the number of permutations of 6 objects.
Therefore, the total number of ways to choose 6 letters, with order taken into account, is given by the product of the number of combinations and the number of permutations:
C(14, 6) x 6! = 3003 x 720 = 2,162,880.
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f(x)=x^2-10x+1 in the form a(x-h)^2+k
Answer:
[tex]\displaystyle{f(x)=(x-5)^2-24}[/tex]
Step-by-step explanation:
Given the function:
[tex]\displaystyle{f(x)=x^2-10x+1}[/tex]
Separate 1 out of the terms:
[tex]\displaystyle{f(x)=(x^2-10x)+1}[/tex]
Convert parentheses-terms to perfect square:
[tex]\displaystyle{f(x)=(x^2-10x+25)+1-25}[/tex]
Evaluate and/or simplify:
[tex]\displaystyle{f(x)=(x-5)^2-24}[/tex]