Question

The circumference of a circle is 14 π π cm. Find its radius, in centimeters

Answer 1

7 = r

Explanation:

The circumference of a circle is given by

C = 2 * pi *r

14 pi = 2 * pi *r

Divide each side by 2 pi

14 pi/ (2 pi) = 2 * pi *r / (2 pi)

7 = r