Answer:
1300π
Step-by-step explanation:
The volume of a cylinder is
V = Area of base * height
The base is a circle, so its area is
A = πr^2
The radius is half the diameter: 20/2 = 10 ft.
A = π10^2 = 100π
Plug this back into the volume formula:
V = 100π * height
= 100π * 13
= 1300π ft
