What is the height of a cylinder with a volume of 720pi ft^3 and radius of 6 ft?

##20 ft##
The volume of a cylinder can be found through the formula:
##V=pir^2h##
Substitute the givens to solve for ##h##.
##720pi=pi(6)^2h##
##720pi=36pih##
Divide both sides by ##36pi##.
##20=h##