# Solids of Revolution - Part 7

- Author:
- brianmulford, Katie Drach

## Task 8

a. Click on , and then press play. Which axis is the trapezoid rotating around?

b. Describe the solid formed by rotating trapezoid ABDC around the axis.

c. What is the volume of the solid formed? (leave your answer in terms of ) Use the fx button to insert the symbol.