WHAT do you want to do with this???
s= 2r^2 + 2 rh
s = 2r (r+h)
s/(2r) = r+h
h= s/(2r) - r
Need a little bit more information to your question.......OK?
If the right hand side is multiplied by pi, the resulting expression gives the total surface area of a cylinder of radius r and height h.
.
+37190 
