A cylinder has a diameter of 14 centimeters and a volume of 112pi cubic centimeters. What is the height, in centimeters, of the cylinder?
The volume is base * height, so (14/2)^2 * pi * h = 112pi
7^2 = 49
49π * h = 112π
h = 112π / 49π
You divide that and that's the height.