Question

Chris is making a poster for Bike Safety Week. The diameter of circle A is 14 in.

If the area of circle B is the area of circle A, what is the area of circle B? (Use 3.14 for .)

Answer 1

30.772 in2.

Explanation:

First, find the radius of circle A.

* in picture*

Next, use the formula and the radius of circle A to find the area of circle A.

*in picture*

Last, multiply the area of circle A by to find the area of circle B.

*in picture*

Therefore, the area of circle B is 30.772 in2.