Question

A cylinder has a volume of 45pi and a radius of 3. What is it’s height?

Answer 1

Answer:

       It’s height is 5 units.

Step-by-step explanation:

$V=\pi R^2\cdot H\\\\V=45\pi\\R=3\\H=??\\\\45\pi=\pi\cdot3^2\cdot H\\\\45=9H\\\\H=5$