SOLUTION: s=pie(r+R) solve for r

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Question 264813: s=pie(r+R) solve for r
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
s=pie(r+R) solve for r
:
s = pi%28r+%2B+R%29
:
pi%28r+%2B+R%29 = s
:
multiply what's inside the brackets
%28pi%2Ar%29+%2B+%28pi%2AR%29 = s
:
pi%2Ar = s+-+%28pi%2AR%29
:
r = %28s+-+%28pi%2AR%29%29%2Fpi