# Geometry : Volume and Surface Area

4. A sphere has an area of 324 pi. What is the volume?

5. The lateral area of a cone is 80 pi. The slant height is 10. Find the volume.

6. A cylinder and a cone have the same height. The radius of the cylinder is 12. What is the radius of the cone if their volumes are equal?

https://brainmass.com/math/geometry-and-topology/geometry-volume-surface-area-115764

#### Solution Summary

Volume and surface area are investigated in the following posting.

$2.19