Question

Use the formula for a cylinder r=4 h=8 v?

Answer 1

`\large\boxed{V=128\pi\approx401.92}`

Explanation:

The formula of a volume of a cylinder:

`V=\pi r^2h`

We have r = 4 and h = 8:

`V=\pi(4^2)(8)=\pi(16)(8)=128\pi`

`\pi\approx3.14\to V\approx(128)(3.14)=401.92`