Question

find the circumference of the circle. area = 121pi ft2

Answer 1

Answer: 11,499.0145103 ft ($60.5^{2}\pi$)

Step-by-step explanation:

$a = \pi r^{2}$
121 = d, d = rx2
121/2 = 60.5
$60.5^{2}$ = 3660.25
3660.25 x $\pi$ = 11,499.0145103

Answer: 11,499.0145103 ft