The circumference (C) of a swimming pool is 47 feet. Which formula can you use to find the radius (r) if you know that C = 2πr ?

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asked Mar 13, 2017 153k views

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Colonel Beauvel · Answer 1 · 2017-03-18T13:55:43+0000

to find the formula to find radius, solve for r using the formula for circumference.

to solve:
1. divide each side by 2
$\pi$
2. you get r = c/2
$\pi$

The circumference (C) of a swimming pool is 47 feet. Which formula can you use to find the radius (r) if you know that C = 2πr ?

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