Question

V=3.14r^2h solve for h

Answer 1

$v=3.14r^2h$ 

$\dfrac{v}{3.14} =r^2h$ $Divide \ both \ sides \ by \ 3.14$ 

$\dfrac{v}{3.14r^2} =h$  $Divide \ both \ sides \ by \ r^2$ 

Answer 2

$V=3.14r^2h\ \ \ \ \ |divide\ both\ sides\ by\ 3.14r^2\\\\\boxed{h=\dfrac{V}{3.14r^2}}$