S=2×πrh, solve for r. I got S/2xh=r is that right?

asked Nov 11, 2020 85.6k views

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$given \: that \: s = 2 * \pi * r * h$

by making r the subject, you need to divide the whole equation by 2πh

s/2πh = 2πhr/2πh

cancel out

r = s/2πh

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