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:
- Find the volume of a prism with a base that has an area of 6 square centimeters and a height of 3 centimeters.
- Figure out the approximate volume of a cylinder whose base has a radius of 7 millimeters and whose height is 16 millimeters.
Answers and explanations
- 18 cubic centimeters
- 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: