Question

The area of a circle is 4pie cm2. What is the circumference, in centimeters? Express
your answer in terms of .

Answer 1

Answer:

4$\pi$

Step-by-step explanation:

A = $\pi$$r^{2}$

A = 4$\pi$ $cm^{2}$

4$\pi$ =

4 = $r^{2}$

2 = r

C = 2$\pi$r

C = 2(2)$\pi$

C = 4$\pi$