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2 years ago

7

If you know the area of a circle, how can you find its radius? Use the drop-down menus to explain your answer. (Choose: A. Divid

e B. Multiply) the area by π, and then take the (Choose: A. Square B. Square root) of the answer.

1 answer:

malfutka [58]2 years ago

6 0

The answer is to this is b

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Elan Coil [88]

By definition, the number $\pi$ is the ratio between the circumference and the diameter:

$\pi=\dfrac{C}{d}$

This implies that

$C=\pi d$

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solve the following system of equations. Enter the x-coordinate of the solution. Round answer to the nearest tenth. 5x+2y=22 -2x

melisa1 [442]

Answer:

A) 5x + 2y = 22

B) -2x + 6y = 3 We'll multiply A) by -3

A) -15x -6y = -66 Then we'll add B)

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x = 3.7058823529

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2 years ago