The radius of a circle is 18 ft. Find its area in terms of

Answers

Answer 1

Answer:

area = πr^2

so π x 18^2 = 324π


Related Questions

Which could NOT be the length of the unknown side of the triangle?

Answers

Answer:

5

Step-by-step explanation:

What is the median test score? A) 2.5 B) 2 Eliminate C) 3 D) 5

Answers

Answer:

2.5

Step-by-step explanation:

Plz help me. I’m on a math test! I need to know if it’s A , B , C or D. Get back to me ASAP , thank you.

Answers

Answer:

d

Step-by-step explanation:

Does anybody know what the missing side lengths are?!

Answers

Answer:

x√3 = 5√ 3

x = 5√ 3 / √ 3

x= √ 3(5√ 3 / √ 3)

x= 15/3

b= 5

5x2 =10

a=10 and b=5

Whats The quotient of 1332 divided by 9

Answers

Answer:

148

Step-by-step explanation:

=1332÷9

=148

Answer:

148

Step-by-step explanation:

One leg of a right triangle is 7 and the hypotenuse is 10. What is the length of the
other leg?

Answers

Answer:

L = 7.14

Step-by-step explanation:

using the Pythagorean theorem:

L² = 10² - 7²

L² = 100 - 49= 51

L = 7.14

Answer:

7.14

Step-by-step explanation:

to answer this you need to use pythagoras theorem and that is A²+B²=c²

in this case C²-A²=B²

10²=100

7²=49

100-49=51

then you need to square root 51 which gives your answer 7.14

IM MARKING BRAINLIEST
Valerie replaces one car alternator every 1.75 hours. She takes a 1-hour lunch break.



Which equation can be used to determine how many alternators she replaces in 8 hours?

Multiple choice question.
A)
1.75w−1=8
B)
1.75w+1=8
C)
18w−1=8
D)
18w+1=8

Answers

Answer:

A)

1.75w−1=8

Step-by-step explanation:

A farmer sells 7.6 kilograms of apples and pears at the farmer's market. 3 5 of this weight is apples, and the rest is pears. How many kilograms of pears did she sell at the farmer's market?

Answers

Answer:

4.1 kilograms

Step-by-step explanation:

A farmer sells 7.6 kilograms of apples and pears at the farmer's market. 3.5 of this weight is apples, and the rest is pears. How many kilograms of pears did she sell at the farmer's market?

= 7.6 kilograms - 3.5 kilograms

= 4.1 kilograms

please help asap - ill give brainiest

Answers

Answer:

this is your answer. look it once

Ok so my mom is verbally abusive towards me and makes me cry almost everyday. I really want to run away but I have cameras all sides and some inside and a tracker on my phone that can read texts and show my precise location. I can’t go out of the window because my room has a sensor and I don’t have a roof slope like most of y’all do. I could go out of the kitchen window but one of the backyard cameras will see me jump the fence and leave. what do you think i should do? And what to pack because if I run away today I need to know what to pack and advice.

Answers

Answer:

turn on air plane mode then connect to the wifi or use vpn

Step-by-step explanation:

3.7 as a fraction simplified​

Answers

Answer:3 7/10

Step-by-step explanation:

:)

Which graph represents the function f(x) = 3/2(2)x

Answers

The fourth graph represents the function  [tex]f(x)=\frac{3}{2} 2^{x}[/tex]

What is Graph?

Graph is a mathematical representation of a network and it describes the relationship between lines and points.

The given function is [tex]y=\frac{3}{2} 2^{x}[/tex]

It is an exponential function and 2>1, therefore it is an increasing in nature.

put x=0 in the given function to find the y-intercept of the graph.

f(0)=3/2.2⁰

f(0)=3/2(1)

f(0)=3/2=1.5

So, the y-intercept is 1.5.

In figure 1 and figure 1 the y-intercept is 1,  in figure 2 the y-intercept is 2 , therefore first three options are incorrect.

In figure 4 the y-intercept is 1.5, therefore the option 4 is correct.

Hence, the fourth graph represents the function  [tex]f(x)=\frac{3}{2} 2^{x}[/tex]

To learn more on Graph click:

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YALL HELP!!! YALL HELP!!! YALL HELP!!! YALL HELP!!! YALL HELP!!!

Answers

Answer:

Reflection

Step-by-step explanation:

(x, y) --> (x, -y) is a reflection over the x-axis

It’s reflection. Once u see the same numbers with little change like that it will be reflection

Please help me ASAAAPPPP I need help rn !

Answers

Answer:

1099 in.²

Step-by-step explanation:

2πr²+2πrh

2×3.14×5×5+2×3.14×5×30

157+942

1099 in.²

Answer:

1099 in. ²

Step-by-step explanation:

because of how its measured

Describe and correct the error ​

Answers

Answer:

ok

Step-by-step explanation:

The number of eggs in the refrigerator e decreased by 9 equals 19. Enter an equation to represent the situation.​

Answers

Answer:

e - 9 = 19

Step-by-step explanation:

Hope that helps!

Answer:

x-9= 19

x= 19+9

x= 28

to check if answer is correct say

28 - 9 = 19

so there are 28 eggs in the refrigerator

The light from the Cape Florida Lighthouse in Key Biscayne is visible for a distance of 15 mi. If the beam of light sweeps in an arc of 270°, what is the area covered by the beam?

Answers

Answer:

Area covered by beam = 530 mi² (Approx.)

Step-by-step explanation:

Given:

Radius = 15 mi

Arc angle = 270°

Find:

Area covered by beam

Computation:

Area of sector = [θ/360][π][r²]

Area covered by beam = [270/360][22/7][15²]

Area covered by beam = [0.75][3.1428][225]

Area covered by beam = 530 mi² (Approx.)

-1/4n-7<5

Answers:
-48
-20
0
20
48

Answers

Answer: -1/4n-7<5 = -48

if x = 5, find the value of x²​

Answers

Answer:

25

Step-by-step explanation:

x² is actually the same as x×x, which in this case, 5×5 = 25

Answer:

25

Step-by-step explanation:

x² = 5²

5² = 5 times 5 =

25

_____________________

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Micki bought 4 gallons of apple cider. How many quarts did she buy?

Answers

Answer:

16

Step-by-step explanation:

There are four quarts in a gallon. 4x4=16.

Answer:

4 quarts per gallon

4 quarts times 4 gallons= 16 quarts

Help please! I know this is easy but I don’t know what to do!

Answers

Answer:

b

Step-by-step explanation:

Ahab wants to buy a garden statue that is 10% off. The original price
is $24.02.
What is amount of discount (nearest hundredth)?

Answer quick pls :,)

Answers

Answer:

$21.62

Step-by-step explanation:

Answer:

14.02

Step-by-step explanation:

first subtract 10 from 24 u got the answer easy

100 points! Please help! If the total perimeter of the triangle is 5x 3+ 4x 2− x – 3, what is the length of the third side of the triangle? (This will require subtraction) Please show steps

Answers

Answer:

What is the length of the third side of the triangle? The Answer Is -9

Step-by-step explanation:

Always use your calculator and type in your equation " 5 x 3 + 4x 2− x – 3" i think this helped but i have no idea good luck though

if this is the given data 24, 12, 19, 26, 19, 20, 15, 17 what is the median​

Answers

Answer:

19

Step-by-step explanation:

Rearranging the number in ascending order,

12,15,17,19,19,20,24,26

Median = The average of the 4th and 5th number

[tex] = \frac{19 + 19}{2} \\ = 19[/tex]

Answer:

19

Step-by-step explanation:

so first you have to order the values from least to greatest.

12, 15, 17, 19, 19, 20, 24, 26

there are 8 terms (note that 2 of them are 19)

n = 8

median = (n + 1) ÷ 2

            =(8 + 1)/2

            =9/2 = 4.5

it's 19 because the median falls between those two (19) data points.

3. Brittany's grandmother sends her to the store to buy a new
flour canister for her kitchen. Brittany finds two canisters that
she likes and is having trouble deciding which one to purchase.

Answers

Answer:

Purchase the bigger one so it can hold more flour

Step-by-step explanation:

I need more information to answer this.

I’ll really appreciate it if you help me out with this one .

Answers

Answer:

Linear Function

Step-by-step explanation:

Every time x goes down by 2 y drops by 4. This represents a pattern and has a definitive slope. (It has a constant rate of change.)

A baseball is hit in the air. Its height above the ground is described by the function
Ht=-16t^2+45t+5, where H(t) represents the height in feet of the ball t seconds after it is hit. To the nearest hundredth of a second, for how much time will the ball be in the air? Find algebraically.
help guys plz i suck at math, also step by step is needed Branliest is the reward like always

Answers

Answer:

2.9195

Step-by-step explanation:

To find the time we need to equate the function the zero and solve for t:

[tex] { - 16t}^{2} + 45t + 5 = 0[/tex]

Using the general formula we have that:

[tex]t = \frac{ - 45 + \sqrt{ {45}^{2} - 4 ( - 16)(5)} }{2( - 16)} \\ = \frac{ - 45 + \sqrt{2345} }{ - 32} [/tex]

then:

[tex]t = \frac{ - 45 + \sqrt{2345 } }{ - 32} = - 0.107 \\ or \\ t = \frac{ - 45 - \sqrt{2345} }{ - 32} = 2.9195[/tex]

Since the time has to be positive we conclude that the ball is in the air 2.9195 seconds.

HELP ME!!! I WILL GIVE BRAINLIEST AND 15 POINTS!!!!!!!!
Evaluate each expression for n = 3, p = 10.5, t = -2, y = 4.
Solve

1.) 3n + 2t

2.) ny - 6 + p

Answers

1) 3(3)+2(-2)
9-4
5
2) (3)(4)-6+10.5
12-6+10.5
6+10.5
16.5

Therefore, the solution to #1 is 5, and the solution to #2 is 16.5.
1. 5
2. 16.5

Plug in the values and solve.

Keith needs to build a bridge to go across a pond. He has been able to collect the following measurements. About how long does this bridge need to be​

Answers

Answer:

[tex]\Huge\boxed{11.9}[/tex]

Step-by-step explanation:

Hello There!

Basic Concepts

Geometry

Once again we are going to need to use trigonometric ratios to solve for a missing side length (the length of the bridge)

Here are the trigonometric ratios

Sine - Opposite over Hypotenuse

Cosine - Adjacent over Hypotenuse

Tangent - Opposite over Adjacent

For the angle that has a measure of 50 degrees

we are given its adjacent side length and we need to find its opposite

When working with the opposite side length and adjacent side length we use the trigonometric ratio tangent

Knowing which trigonometric ratio we are going to use we have to create an equation

Remember tan = opposite over adjacent

So we plug in the given information and solve for the missing information ( In this case the opposite side length)

[tex]tan(50)=\frac{x}{10}[/tex]

Basic Algebra

Now we solve for x

Like always we want to isolate the variable

First we want to get rid of the 10

x is being divided by 10 and the inverse of division is multiplication

So we multiply each side by 10

[tex]tan50*10=10tan50\\\frac{x}{10} *10=x\\[/tex]

now we have

[tex]10tan50=x\\[/tex]

finally we plug in 10tan50 into a calculator to get the value of x

we get that x = 11.91753594

Our last step is to round to the nearest tenth

We can conclude that the answer is 11.9

The bridge needs to be 11.92 feet long by calculating the tangent of the given angle.

What is tangent of an angle?

Tangent of an angle in a right-angled triangle is the ratio of the height to the base of the triangle.

Let, the bridge is x ft. long.

Therefore, tan 50° = [tex]\frac{x}{10}[/tex].

⇒ x = 10 × tan 50°

⇒ x = 10 × 1.192

⇒ x = 11.92

Therefore, the bridge is 11.92 ft. long.

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If the ratio of radii of two spheres is 4:7, find the ratio of their volumes. ​

Answers

Answer:

volume is equal to ratio

Answer:

This is your answer. If I'm right so,

Please mark me as brainliest. thanks!!!

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