Section 6.2. Read the entire section. Answer the following questions. Send an e-mail with subject line MA251 to email@example.com .
1) Fill in the blanks: In Example 4, a cross section of the solid has the shape of a _______ with inner radius _____ and outer radius _____ .
2) Fill in the blanks: The solids in Examples 1-5 are called _______ ___ _______ because they are obtained by revolving a region about a line.
Solids of Revolution
3) True or False: The cross sectional area of a washer with inner radius r and outer radius R is given by A = pi(R - r)^2.