Question

What is the volume of the figure above? Round to the nearest whole number.

Answer 1

530 in²

Explanation:

`V=\text{Volume of Cone}+\text{Volume of Hemisphere}`

`V=(1)/(3)\pi r^2h+(2)/(3)\pi r^3=(1)/(3)\pi(3)^2(20)+(2)/(3)\pi(8)^3=60\pi+(1024)/(3)\approx530\text{in}^2`