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

Mathematics

1 answer:

Free_Kalibri [48]2 years ago

7 0

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

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