1. The problem statement, all variables and given/known data Hey we have started solids of revolutions using disk, washer, and shell methods. But I came across a problem i cannot figure out. "The region of the graph of y=x^2 and the x-axis, for 0<x<2, rotated about the line y=4. 2. Relevant equations Area of a circle = ∏r^2 3. The attempt at a solution Ive drawn the picture but don't even know how to begin with this one. Thank you in advance for the help.