The diagram shows a circle inside a square 16cm Work out the area of the circle

Answers

Answer 1

Answer:

Step-by-step explanation:

Since one side of the square is 16 cm, the diameter of the circle is also 16 cm. Which means that the radius is 8. the area of a circle is pi times radius square. so it is pi times 8 squared, which is 64pi


Related Questions

witch equation represents a direct proportion?

Answers

Answer:

y=kx

Step-by-step explanation:

Question is in the pic :)

Answers

Answer:

Since +P looks to be 7, -P would be -7

Hope this helps :)

Answer:

-7

Step-by-step explanation:

P is a variable, and P can only have 1 value. Thanks to the number line, we know what this value is. P is positive 7. If we know that the set value of P is positive 7, then we can just treat it like it is positive 7.

P - 5 = 2

P + 3 = 10

So putting a negative sign in front of P will mean it will be

- (7)

what is the answer to: − 2 − 1 3 . 8 = − 8 − ( 6 + 1 )?

Answers

I’m pretty sure it’s -15 but don’t take my word for it

Theres 152 ranch homes and 22 split level homes. How many homes altogether

Answers

Answer:

174 homes

Step-by-step explanation:

152+22

simplify to get your answer:

174

An elevator travels down from the top floor of a skyscraper. The graph below represents its height, in feet, over time in seconds. What does the slope of the line represent?

Answers

Answer:

So Y, which represents height, goes down depending on how far you are in time, which is X.

The slope of the graph represents the elevator's descent speed, calculated as 12 feet per second based on the points (1, 838) and (2, 826).

The Slope of the line in the graph represents the rate of change of height with respect to time, or the speed of the elevator's descent.

In this case, the slope can be calculated using the formula: slope = (change in height) / (change in time). We know that the elevator's height changes from 838 feet at 1 second to 826 feet at 2 seconds,

So, the change in height is : 838 - 826 = 12 feet, and the change in time is 2 - 1 = 1 second.

Therefore, the slope is 12 feet/second, this indicates that the elevator is descending at a speed of 12 feet per second.

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Help me, please!!!

Lesson 3-8. Write an equation for the line perpendicular to the given line through the given point.

Answers

Answer:

y = -3x + 14

Step-by-step explanation:

Given line:

y = 1/3x - 2/5

Perpendicular lines have negative-reciprocal slopes.

We will have a line:

y = -3x + b

Use the coordinates of the given point to find the value of b:

-1 = -3(5) + b-1 = - 15 + bb = 14

So the line is:

y = -3x + 14

4 + 4x = -5(x - 8)

Solve Multi-Step equation.
Please explain how you i can understand too!

Answers

Answer:

If solving for x its

4 + 4x = -5(x - 8) (side math --> -5x +40)

-4. = -4

4x = -5x + 36

+5x = +5x

9x = 36

÷ ÷ (by 9)

x = 4

Step-by-step explanation:

Each equation solution, brings down another answer, making this equal x=4

How do I simplify 3(x-4)-5(z+2x) ?
I have it down to 3x-(-12)-5z+2x because I multiplied the first set of parenthesis by 3 and the second set by -5. The answer is -7x-5z-12 but how do I get there?

Answers

You first step was wrong. This is the correct procedure…

3(x - 4) - 5(z + 2x)

3x - 12 - 5z - 10x

From here, combine like terms.

-7x - 5z -12

O A. 60.24 O B. 602.4 C. 6024 O D. 62.04​

Answers

Answer:

A. 60.24

Step-by-step explanation:

I worked it out in the photo !

hi please help me with number one:)

Answers

Answer:

(0,-1); (0,-2); (2,0); (2,-2)

Step-by-step explanation:

when rotating 180 degrees all the points have their coordinate sign's flipped.

so the points go from:

(0,1) --> (0,-1)

(0,2) --> (0,-2)

(-2,0) --> (2,0)

(-2,2) --> (2,-2)

so your new shape will have the points (0,-1); (0,-2); (2,0); (2,-2)

How to solve 0.5(7d+4)=7-1.5d

Answers

The answer is (d=1.)
Brainlist please :)

Simplify this
0.5 (7d + 4) = 7.1 5d

Then

3.5d + 2 = 7- 1.5d

5d + 2 = 7

5 divided by 5

D = 1


so the answer is D = 1

I hate sails math- like what is the point of it? -_-

Answers

Answer:

The only math I see having a point is basic math like addition subtraction multiplication and division, unless you are going for a job that requires ALOT of harder math.

I don’t get the point of learning all this hard math. It’s not like I’m gonna use most this stuff in the real world. I feel like most the math we’re taught is pointless

[tex]4,\pi ,8[/tex] how do i order from least to greatest

Answers

Answer:

[tex] \pi \: 4 \: 8[/tex]

Answer:

[tex]\pi, 4, 8[/tex]

Step-by-step explanation:

Note that [tex]\pi\approx3.14[/tex]. As [tex]3<3.14<4[/tex], [tex]\pi[/tex] comes before [tex]4[/tex].

Clearly [tex]4<8[/tex], so [tex]4[/tex] comes before [tex]8[/tex].

The only possible ordering is [tex]\boxed{\pi, 4, 8}[/tex]

The area of each small square is 16 square centimeters. What is the side length of the​ window? Explain

Answers

Answer:

Length=4 cm

Step-by-step explanation:

Solve for L

L*W=A

16 cm^2=L*W

Since this a square. W will equal L.

So [tex]\sqrt{16} =4[/tex]

Meaning that the length is 4    

The area of a square is given by:

Area = Side²

If the area of a square is 16 square centimeters, the side length of the window is 4 cm.

What is a square?

A square is a four-sided polygon, whose all sides are equal in length and whose opposite sides are parallel to each other.

We have,

Area of the square = 16 square centimeters

The area of a square is given as:

Area = side²

Area = 16 cm²

16 cm² = side²

Square root on both sides
[ 4² = 16 ]

√16 cm² = √side²

Side = 4 cm

Thus if the area of the square is 16 square centimeters, the side length of the window is 4 cm.

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The circle graph below shows the results of a survey. Of those surveyed, 20 said no. About how many people were surveyed?

Answers

Answer:

50 people

Step-by-step explanation:

20 / .4 = 50

if 40% = 20

then 20% = 10

therefore 60% = 20% *3

60% = 10 * 3

60% = 30 people

hope this helps

A contractor needs to buy nails to build a house. The nails come in small boxes and large boxes. Each small box has 150 nails and each large box has 400 nails. The contractor bought 2 more small boxes than large boxes, which altogether had 1950 nails. Write a system of equations that could be used to determine the number of small boxes purchased and the number of large boxes purchased. Define the variables that you use to write the system.

Answers

Answer:

The number of small and large boxes purchased are:

2 small boxes.

6 large boxes.

Step-by-step explanation:

To solve the unknowns, two equations must be established with the information provided:

150X + 400Y = 2700 (the price of the boxes and the final number of nails, where X is the small boxes and Y the large boxes)

Y = 3X (Large boxes are triple the small ones)

Then equation 2 is replaced in equation one and variable X is cleared:

150X + 400 (3X) = 2700

150X + 1200X = 2700

1350X = 2700

X = 2700/1350

X = 2

Finally, the value of X is replaced in equation 2 to find the number of large boxes:

Y = 3X

Y = 3 (2)

Y = 6

PLS MARK AS BRAINLIEST :)

One hundred must be raised to what be equal to a million cubed

Answers

Answer:

100^9

Step-by-step explanation:

100 to the 9th power because 100^3 equals 1 million. think of it as (100^3)^3

Can anyone solve this???​

Answers

Answer:

4

Step-by-step explanation:

dmndndndndndnndndnndndnndndndnxmxn que la vida

can anyone help me with this, with a full explanation ?? thank you ​

Answers

Step-by-step explanation:

let the 3 consecutive odd number be

x + 1 , x + 3 , x + 5

as, there sum is 45. so, after inserting the values we got,

x + x + 1 + x + 3 = 45

3x + 9 = 45

3x = 45 - 9 = 36

x = 36/3 = 12

x = 12

therefore, 3 consecutive odd number are

x + 1 = 12 + 1 = 13

x + 3 = 12 + 3 = 15

x + 5 = 12 + 5 = 17

hope this answer helps you dear...take care and may u have a great day ahead!

suppose another line for a chair lift is placed at a constant distance c below the gondola line. what is the equation of the new line? is the new line also parallel to the hill? explain.​

Answers

Answer:

Yes They are Parallel.

Step-by-step explanation:

The required equation of the line y = ax + c as of the old line and also the line is parallel to the hill.

Given that,

Suppose another line for a chair lift is placed at a constant distance c below the gondola line. the equation of the new line and is the line parallel to the hill is to be discussed.

What is a line?

A line is a straight curve connecting two points or more showing the shortest distance between the initial and final points.

Here,
The required new line is placed at a constant distance c below the gondola line,
If the line has a constant distance from the other line that implies that the line is parallel, and the equation of the line is given as,
y = ax + c

Thus, the required equation of the line y = ax + c as of the old line and also the line is parallel to the hill.

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-3(x+4)-8x>21 solve this equation

Answers

Answer:

the answer:

Step-by-step explanation:

pls, crown or star. <3

Answer:x<-3

Step-by-step explanation:

-3(x+4)-8x>21

-3x-12-8x>21

-11x-12>21

-11x>33

x<-3

Write the expression for each sentence below. Will give brainlist


1. the sum of 6 and t = 6+ t

2. the product of s and 12


3. the difference of 6 from 10


4. the quotient of 6 divided by t


5. 17 less than 20


6. increase s by 2s


7. decrease 10 by r


8. add 7 times x and 4 times s


9. the quotient of 17 minus 12 and 2


10. the product of 2 and x less 10


11. the product of 7 and 2 divided by 2

12. decrease the product of 8 and 6 by a number

Answers

Answer:

1.6t

2.12s

3.4

4.6

5.yes

6.2ss

7.10

8.x×x×x×x×x×x×x=×7

s×s×s×s=×4

9.-7

10.no

11.7

12.8×6=48

Solve for x.

2 + 6x = 20
x = [?]

Answers

Answer:

x = 3

Step-by-step explanation:

2 + 6x = 20

6x = 18

x = 3

Hopefully this helps!

Brainliest please?

Answer:

2+6x=20

2-        -2

6x/6=18/6

=3

Step-by-step explanation:

Find the length of segment AB if A (4, 1) and B(1,3). Round to the nearest hundredth, if needed.
AB = _ units

Answers

Answer:

[tex] \sqrt{13} [/tex]

Step-by-step explanation:

A(4;1) B(1;3)

●use distance formula (see photo^)

You don’t have to do all 4 but if you can do some that would be great.

Find the measure of the indicated angle that makes lines u and v parallel.

Answers

Answer:

13) ?=90°

14) ?=180°-48° (int angles, u//v)

=132°

15) ?=93° (alt angles, u//v)

16) ?=96° (alt angles, u//v)

Answer:

13: 90°

14: 132°

15: 87°

16: 84°

Step-by-step explanation:

Just subtract the value given from 180

Hope this helps!

In a class of 46 students, there are 10 more girls than boys?

Answers

Answer:

28 girls

18 boys

Step-by-step explanation:

46-10=36

36÷2=18

18+10=28

Solving Two Step Equations

3(x + 4) - 5 = 2x + 4

Answers

Answer:

-3=x

Step-by-step explanation:

3(x+4)-5=2x+4

use distributive property to get:

3x+12-5=2x+4

simplify to get:

3x+7=2x+4

subtract 4 from both sides to get:

3x+3=2x

subtract 3x from both sides to  get:

3=-x

multiply both sides by -1 to get your answer:

-3=x

The answer to 3(x+4)-5=2x+4 is X=-7

Could someone please help answer this, no spam please, will give brainliest (homework help) thank you!

Answers

Answer:

[tex]1~3/4[/tex]

Step-by-step explanation:

Let [tex]k[/tex] be the amount of pork Mike uses. Then, he uses [tex]3k[/tex] beef.

We know he uses 7 pounds, of meat so we want to solve [tex]3k+k=7[/tex].

Combining like terms on the left side gives [tex]4k=7[/tex].

We can divide both sides by [tex]4[/tex] to get [tex]k=7/4=1~3/4[/tex].

So, the answer is [tex]\boxed{1~3/4}[/tex].

What is the best choice for the common denominator in this problem?
1/5 + 2/6

Answers

Answer:

The common denominator is x30

Step-by-step explanation:

Answer:

[tex]30[/tex]

Step-by-step explanation:

The best choice for a common denominator will always be the least common multiple of the two denominators. In this case, the least common multiple of 5 and 6 is 30, so [tex]\boxed{30}[/tex] is the best choice.

The LCM of two numbers is the lowest integer that divides them both evenly

2/3÷(-14) show your work.

Answers

(2/3) / -14 is the same as (2/3) * -(1/14) since we can multiply by the reciprocal when dividing with fractions.

2/3 * -1/14 = -2/42 = -1/21
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