Pre-Algebra Practice Questions: Finding the Volume of Prisms and Cylinders - dummies

# Pre-Algebra Practice Questions: Finding the Volume of Prisms and Cylinders

To find the volume of a prism or cylinder, you can use the following formula, where Ab is the area of the base and h is the height:

## Practice questions

1. Find the volume of a prism with a base that has an area of 6 square centimeters and a height of 3 centimeters.
2. Figure out the approximate volume of a cylinder whose base has a radius of 7 millimeters and whose height is 16 millimeters.

1. 18 cubic centimeters
2. Approximately 2,461.76 cubic millimeters

First, use the area formula for a circle to find the area of the base:

Plug this result into the formula for the volume of a cylinder: