HELP ME PLEASEEEEEEEEEE

HELP ME PLEASEEEEEEEEEE

Answers

Answer 1

Answer: B

Step-by-step explanation: A=πr2

The formula for calculating the area of a circle is A = π​r​2 where pi (π) equals 3.14 and the radius (​r​) is half the diameter.

You must times 5 by 5 because of exponents and then times it by pie

5 times 5 = 25

25 times pie is 78.5


Related Questions


You are playing in the NBA Playoffs and attempt a 3-point shot as the buzzer sounds for the end of the
game, if you make the shot your team wins! Your basketball is is traveling on a path described by the
following function: b(x) = -x2 +1.36x + 2. The net is on a level described by the following function:
n(x) = 3 between (8 < x < 8.5). Will you make the shot and win the playoffs?
You may work alone or in a group of up to 3 students total.
BONUS: How high in the air will the basketball be at its highest point?
UNITS: x is in meters, y is in meters

You are playing in the NBA Playoffs and attempt a 3-point shot as the buzzer sounds for the end of thegame,

Answers

Since we do not know the value of u, we cannot find the time taken by the basketball to travel a distance of 8.5 meters. We cannot find the height of the basketball at its highest point.

Given that n(x) = 3 for 8 < x < 8.5.It is impossible to determine whether the shot will be made or not based solely on this information. Winning the playoffs depends on various factors, such as the score, time remaining, and the overall performance of the team.

Therefore, additional information is required to determine the outcome of the playoffs.However, to find the height of the basketball at its highest point, we need to know the equation of the trajectory of the basketball.

Assuming that the basketball follows a parabolic path, we can use the formula:

y = ax² + bx + c,

where y is the height of the basketball, and x is the horizontal distance traveled by the basketball.

To find the values of a, b, and c, we need to know three points on the trajectory of the basketball. Let's assume that the basketball is thrown from a height of 1.5 meters and lands on the floor after traveling a horizontal distance of 8.5 meters.

Therefore, the points on the trajectory of the basketball are:

(0, 1.5), (8.5/2, h), and (8.5, 0),

where h is the height of the basketball at its highest point.Substituting these values in the equation of the trajectory,

we get:

1.5 = a(0)² + b(0) + c...(1)0 = a(8.5)² + b(8.5) + c...(2)h = a(8.5/2)² + b(8.5/2) + c...(3)

Simplifying equations (1) and (2),

we get:

c = 1.5...(4)b = -a(8.5)²/8.5...(5)

Substituting equation (4) in equation (3), we get:

h = a(8.5/2)² + b(8.5/2) + 1.5h = a(8.5/2)² - a(8.5)²/8.5 + 1.5h = -29.375a + 1.5

Substituting the value of a from equation (5) in the above equation,

we get:

h = -29.375(-a(8.5)²/8.5) + 1.5h = 0.5a(8.5)² + 1.5

Therefore, to find the height of the basketball at its highest point, we need to find the value of a. Since we know that the basketball lands on the floor after traveling a horizontal distance of 8.5 meters,

we can use the formula:

x = ut + 0.5at²,

where u is the initial horizontal velocity of the basketball, and t is the time taken by the basketball to travel a distance of 8.5 meters.

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Help plsss asap
Pie Llibice worth 5 points) Which mathematical symbol would best fill in the blank to compare the two real numbers?

Help plsss asapPie Llibice worth 5 points) Which mathematical symbol would best fill in the blank to

Answers

Answer:

This answer would be  >.

Step-by-step explanation:

This is because the square root of 55 is 7.4 and the other is 7.6666 so it would be greater than.

Hope this helps u!!

Plz help me this is 7th grade math

Plz help me this is 7th grade math

Answers

Answer:

the picture is too small i can not see clearly

Step-by-step explanation:

Can someone answer this? please

Can someone answer this? please

Answers

It’s Answer C because it equals both 3 and 1 like the example
\(\huge\colorbox{Orange}{QUESTION AND ANSWER}\)

The Answer Is

C.4x + 5y=3-4x - 3y=1

_____________________

KAntoneDoix (^_^)

2
Select the correct answer from each drop-down menu.
Triangle ABC is shown in the coordinate plane. It is translated 6 units left and 4 units down. Then it is dilated by a scale factor of 3 centered about the
origin. Complete the statements.
-6 -4
v.
6
4-
2-
lo
-2-
-4-
-6-
The translation of triangle ABC
A
2
с
6
B
Reset
The dilation of triangle ABC
Next

Answers

For the transformations of the triangle, we have that:

1. The translation of triangle ABC preserves side lengths and angles.

2. The dilation of triangle ABC preserves angles but not side lengths.

Hence the correct options are, respectively, C and B.

A translation involves shift left, shift right, shift down, or shift up, meaning that just the coordinates of the figure change, not the angles or the side lengths,

1. The translation of triangle ABC preserves side lengths and angles.

For a dilation, the coordinates of the vertices are multiplied by a constant, hence the side lengths change while the angles remain constant, thus:

2. The dilation of triangle ABC preserves angles but not side lengths.

Hence the correct options are, respectively, C and B.

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2Select the correct answer from each drop-down menu.Triangle ABC is shown in the coordinate plane. It

Janet needs to paint the walls of a room shaped like a
rectangular prism. The room
has a length of 10 ft., a width of 15 ft, and a height of 8 ft. How much paint does she need to cover the

Answers

To solve this problem, we will use the formula of rectangular prism surface area.

The formula is:

A=2(wl+hl+hw)

A is the area, w is the width, l is the length, and h is the height.

So we will put in all the numbers.

A=2((15)(10)+(8)(10)+(8)(15))

Multiple all the numbers inside:

A=2(150+80+120)

Add all the numbers inside:

A=2(350)

Multiply:

A=700ft^2

Hope this helped!

Help please i will gove brainly

Help please i will gove brainly

Answers

Answer:

$0.25 per pound (answer B)

Step-by-step explanation:

We can use any two points to give the answer, by doing the slope of the graph, using the formula:

slope = (y2-y1)/(x2-x1)

Using the points (0, 0) and for example (16, 4)

we have:

slope = (4-0)/(16-0) = 4/16 = 1/4 = $0.25 per pound

which agrees with answer B.

Answer:

B) 0.25 pounds

Step-by-step explanation:

Go up the graph to 4 and div the pounds by 4 and you get 0.25! :)

Which point would NOT be a solution to the system of linear inequalities shown below?

Which point would NOT be a solution to the system of linear inequalities shown below?

Answers

It's asking  would not be a solution soo

(-10, -9) as you can see

You're welcome thank me later

Which point would NOT be a solution to the system of linear inequalities shown below?

M = I1+I₂ 31 +32 2 Now let's substitute in our given values. (-2 , 2) = ((-5 Find 2 and y2 We will now set up two equations to solve for our two unknowns of x2 and y₂. (-5 X2 (-5+₂) -5+22), (7+)) 2 - +₂)/2 = We will first want to multiply by 2 on both sides and will get −5+₂= -4 Adding 5 to both sides we get = 7 This is the coordinate of point B. Now we will set up the equation to solve for y2 +y2)/2 =​

Answers

The coordinates of point B are (-3, 17).

The given equation is M = I₁ + I₂ = 31 + 32.

Now let's substitute in our given values:

(-2, 2) = ((-5 + x₂) / 2, (-5 + 2 + y₂) / 2)

We will now set up two equations to solve for our two unknowns, x₂ and y₂:

Equation 1: (-5 + x₂) / 2 = -4

Multiply both sides by 2:

-5 + x₂ = -8

Add 5 to both sides:

x₂ = -3

This gives us the x-coordinate of point B.

Equation 2: (-5 + 2 + y₂) / 2 = 7

Simplify:

(-3 + y₂) / 2 = 7

Multiply both sides by 2:

-3 + y₂ = 14

Add 3 to both sides:

y₂ = 17

This gives us the y-coordinate of point B.

Therefore, the coordinates of point B are (-3, 17).

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help please i need to get this done by an hour!!

help please i need to get this done by an hour!!

Answers

Volume is found by multiplying the three side lengths. Since this is a cube, all of the sides are the same. This means you can just cube the side value. That would look like this:

Volume=x^3 Which is the same thing as saying X•X•X



So when x=4 we can just plug that in.

4^3 or 4•4•4

=64

Which expression is equivalent to (2x^4y)^3?

Answers

Answer:

8x^{12}yx^{3}  

Step-by-step explanation:

Simplify the expression.

Hopefully this helps you

- Matthew

Joe ran 400 meters in 1.5 minutes and 800 meters in 3 minutes. Is there a proportional relationship between number of meters Joe ran the number of minutes he ran?

Answers

Proportional Relationships

The relationship between two variables are proportional if their ratios are equivalent (taken from Khan Academy).

To determine whether or not a relationship is proportional, we can see if two given ratios are the same.

Solving the Question

We're given:

Joe ran 400 meters in 1.5 minutes Joe ran 800 meters in 3 minutes

These pieces of information are ratios. We can write them in the following format:

\(\dfrac{400\hspace{4}meters}{1.5\hspace{4}minutes}\) and \(\dfrac{800\hspace{4}meters}{3\hspace{4}minutes}\)

We can see if they're equivalent by finding a common denominator.

Multiply the first ratio by \(\dfrac{2}2\):

\(\dfrac{400\hspace{4}meters}{1.5\hspace{4}minutes}*\dfrac{2}{2}\\\\= \dfrac{800\hspace{4}meters}{3\hspace{4}minutes}\)

The ratios are equivalent. Therefore, the relationship between the number of meters Joe ran and the number of minutes he ran is proportional.

Answer

Yes, there is a proportional relationship.

1+1? i dont now what the answer is.

Answers

Answer:

its 2

Step-by-step explanation:

Chile at this point enjoy life lol it’s definitely 4!

Given f(x) = x^3 - 2x^2 - x + 2,
the roots of f(x) are

Answers

Answer:

Domain: -∞ < x < ∞

Range:   -∞ < f(x) < ∞

Derivative: 3x² - 4x - 1

Roots: x1=-1

           x2=1

           x3=2

borrowed $3,500 and paid back $4,200 at the end of 4 years. What was the average annual compound rate of interest on the loan?

Answers

i believe it would be $175

ANSWER

My answer is in the phograph above

borrowed $3,500 and paid back $4,200 at the end of 4 years. What was the average annual compound rate

The points (0, 18) and (–8, 10) fall on a particular line. What is its equation in slope-intercept form?

Answers

Answer:

y = x + 18

Step-by-step explanation:

slope:

  m = (y₂ - y₁) / (x₂ - x₁)

      = (10 - 18) / (-8 - 0)

      = -8 / -8

      = 1

y-intercept using m from above and anyone of given points, let's use (0, 18):

  y = mx + b

  (18) = 1(0) + b

  b = 18

Using m and b from above form equation of line:

  y = mx + b

  y = 1x + 18 or y = x + 18

A washer and a dryer cost $765 combined. The washer costs $85 less than the dryer. What is the cost of the dryer?

Answers

The equation is formed and solved below

What is an equation?

Algebra is concerned with two types of equations: polynomial equations and the particular case of linear equations. Polynomial equations have the form P(x) = 0, where P is a polynomial, while linear equations have the form ax + b = 0, where a and b are parameters, when there is only one variable. To solve equations from either family, algorithmic or geometric approaches derived from linear algebra or mathematical analysis are used. Algebra also investigates Diophantine equations with integer coefficients and solutions. The approaches employed are unique and derive from number theory. In general, these equations are complex; one frequently searches just for the existence or lack of a solution, and, if they exist, the number of solutions.

Let the price of washer = $x

The cost of dryer = $x+85

The equation is formed as

x + x + 85 = 765

or, 2x = 765 - 85

or, x = 680/2 = 340

Price of dryer = $(340+85) = $425

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This problem is related to the linear equation and the required cost of the dryer is $425.

What is a linear equation?

If a variable's maximum power is always 1, an equation is said to be a linear equation. As a one-degree equation, it also goes by that name.

Let a washer costs be \(w\) and a dryer costs be \(d\).

Since the total cost of a washer and a dryer is $765, it follows:

\(w+d=765\)                ... (1)

Further, it is given that the washer costs $85 less than the dryer, it means that:

\(w=d-85\)                 ... (2)

Using the two linear equations (1) and (2), it follows:

\(d-85+d=765\\2d-85=765\\2d=765+85\\2d=850\\d=\frac{850}{2}=425\)

Therefore, the cost of a dryer is $425.

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Which of the following functions has
the greater initial value?

A plumber
charges $50 to
come out and
I look at your
plumbing issue
then charges
$30 per hour to
fix it

Which of the following functions hasthe greater initial value?A plumbercharges $50 tocome out andI look

Answers

Answer:

Function A

Step-by-step explanation:

50 is greater than 40

In the graph below, what are all values of x
for which y = 0?
02
4
00
MA
plss hurry

In the graph below, what are all values of xfor which y = 0?02400MAplss hurry

Answers

The answer is positive 4

Answer the question below. View the rubric linked above for help if needed.
The √2500 represents the number of ice cream cones an ice cream shop sells in one hour on a Saturday. Evaluate the square root and interpret the answer in terms of the problem. Write a sentence to explain why -√2500 is not a reasonable solution to the problem. Show all work.

Answer the question below. View the rubric linked above for help if needed.The 2500 represents the number

Answers

The square root of 2500 (√2500) is 50

-√2500 is not a reasonable solution to the problem because the number of ice cream sold by the ice cream shop would not be a negative value

How to evaluate the radical

The square root is the inverse of squared hence factoring the numbers to get the numbers whose when squared is 2500 is a way to solve the problem

The factorization is done as follows

factors of 2500: 2 * 2 * 5 * 5 * 5 * 5

= 2² * 5² * 5²

square root of the factors

= √(2² * 5² * 5²)

= 2 * 5 * 5

= 50

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Theodore invests $15,000 into an account at an annual rate of 0.55% simple interest for 36 months.

1) What is the Principal in this scenario?

1) 0.0055
2) 0.55 %
3) $15,000
4) 3
2) What is the interest rate for this account?

1) 0.55 %
2) $15,000
3) 3
4) 0.0055

3) What number do you use to represent the interest rate in the simple interest formula?

1) 0.55 %
2) 3
3) $15,000
4) 0.0055

4) What is the length of time of this investment, in years?

1) 0.55 %
2) 3
3) $15,000
4)0.0055

5) Calculate the simple interest earned on this account.

Answers

3,1,4,2 are the answers in order. however for the last part you need to take A=15,000(1+.55)^3 i believe will get you you’re a see but i would check the formula to make sure

Answer:

1)$15000

2)0.55%

3)0.55

4)3

5)24.75

Step-by-step explanation:

5)1500×0.55×3/100

George used a Venn diagram to sort shapes. Which shape belongs in both categories?

Plz help !!

Answers

Answer:

Square

Step-by-step explanation:

The numerical value of sin²5° + sin²10° + sin²15° +... sin²85° + sin²90° is equal a) 17/2 b) 19/2 c) 15/2 d) 13/2​

The numerical value of sin5 + sin10 + sin15 +... sin85 + sin90 is equal a) 17/2 b) 19/2 c) 15/2 d) 13/2

Answers

Answer: \(b)~\Large\boxed{\frac{19}{2} }\)

Step-by-step explanation:

Given expression

sin²5° + sin²10° + sin²15° +... sin²85° + sin²90°

Concept:

sin²x + cos²x = 1

sin(x) = cos (90 - x)

There are in total these terms:

5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90

In total, there are 18 terms, and the first one matches with the second to the last one:

5 -- 85

10 -- 80

.

.

.

40 -- 50

There are 2 terms left over:

sin²45 and sin²90

Convert the first half of the sine terms (sin²5 - sin²40) to the cosine terms

sin²5 = cos² (90 - 5) = cos²85

sin²10 = cos² (90 - 10) = cos²80

.

.

.

sin²40 = cos² (90 - 40) = cos²50

Simplify the 16 grouped terms

i.e. sin²85 and cos²85

Using the concept of sin²x + cos²x = 1

sin²85 + cos²85 = 1

sin²80 + cos²80 = 1

.

.

.

sin²50 + cos²50 = 1

Total = (16/2) × 1 = 8 × 1 = 8

Evaluate the 2 terms that are left over

sin²45 = (sin45) (sin45) = (√2 / 2) (√2 / 2) = 1/2

sin²90 = (sin90) (sin 90) = (1) (1) = 1

Add all the terms together

\(8+\dfrac{1}{2} +1=\Large\boxed{\frac{19}{2} }\)

Hope this helps!! :)

Please let me know if you have any questions

Identify the inequality that represents the graph. Please help!

Identify the inequality that represents the graph. Please help!

Answers

Answer:

B.

Step-by-step explanation:

Since we have a dotted line, our inequality must be either < or >, so A and D are out. We are left with B and C. Since our line is positive, our answer must be B and not C.

Alternatively, you can graph each equation and choose the best answer that matches the graph.

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) =

Use the chain rule to find the derivative off(x) = 4/8x + 2x4Type your answer without fractional or negative

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)

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QUESTION 4
What is the inverse of y = 3x + 9?
Y = X - 3
3
y = -x +9
3

y=-X - 3
3
y = 9x + 3​

Answers

The answer should be y=x-9  /3

I'm sorry if I'm wrong

Step-by-step explanation:

i agree that the answer is y= -x+9

It is known that Ray AP bisects angle CAT. If m<CAT = 5x+17 and m<PAT = 3x-4, then determine the value of x.​

Answers

Answer:

x = 25

Step-by-step explanation:

It is given that, ray Ray AP bisects angle CAT. It means,

\(\angle CAT=\angle CAP+\angle PAT\)

Also, \(\angle CAP = \angle PAT\)

It gives, \(\angle CAT=2\angle PAT\)

ATQ,

\(\angle CAT = 5x+17 \ \text{and}\ \text{PAT}=3x-4\)

So,

\(5x+17=2(3x-4)\\\\5x+17=6x-8\)

Taking like terms together,

\(5x-6x=-8-17\\\\-x=-25\\\\x=25\)

So, the value of x is 25.

What is answer in simplest form for 7×2/5=

Answers

Answer:

7/10- 2/5=3/10=0.3

Match each strength of association with the correct scatter plot.
1. Weak. 2. Moderate. 3. Strong

Match each strength of association with the correct scatter plot.1. Weak. 2. Moderate. 3. Strong

Answers

Answer:

Step-by-step explanation:

The closer together the points are to a line that can be drawn, the stronger the association.

1.  weak is B, the points are all over the place and a clear line can't even be drawn

2.  moderate is A, if you drew a line between the points, a line can be drawn and they points are somewhat close to the line

3. strong is C because you can draw a line through points are they are pretty closely clustered near the line.

Please, help it is geometry

Please, help it is geometry

Answers

Answer:

WR ≈ 13.862

Step-by-step explanation:

using Pythagoras' identity in the right triangle.

the square on the hypotenuse is equal to the sum of the squares on the other 2 sides , that is

WR² + RT² = WT²

WR² + 12.1² = 18.4²

WR² + 146.41 = 338.56 ( subtract 146.41 from both sides )

WR² = 192.15 ( take the square root of both sides )

WR = \(\sqrt{192.15}\) ≈ 13.862 ( to the nearest thousandth )

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