Question

Find the volume of the cylinder in terms of pi.

Answer 1

`\large\boxed{V=81\pi\ in^3}`

Explanation:

The formula of a volume of a cylinder:

`V=\pi r^2H`

r - radius

H - height

We have r = 3in and H = 9in. Substitue:

`V=\pi(3^2)(9)=\pi(9)(9)=81\pi\ in^3`