SOLUTION: Given: {{{S=(2*PI*r*h)+(2*PI*r^2)}}}, solve for r.

SOLUTION: Given: {{{S=(2PIr*h)+(2PIr^2)}}}, solve for r.

Algebra.Com

Question 13423: Given: , solve for r.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
You could try this:
Factor and divide both sides by it.
Subtract from both sides.
Solve for r using the quadratic formula.

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