Area is only one of the many applications of the definite integral. Another important application is its use in finding the volume of a three-dimensional solid. This section involves particular types of three-dimensional solid—one whose cross sections are similar.
Solids of revolution are used commonly in engineering and manufacturing.
Find the volume of a solid of revolution using the disk method.
Find the volume of a solid of revolution using the washer method.
Find the volume of a solid with known cross sections.