### Home > CALC > Chapter Ch3 > Lesson 3.4.3 > Problem 3-181

3-181.

Find the volume of the flag below rotated about the pole. In a complete sentence, describe the rotated shape. Homework Help ✎

This flag will look like a sphere with a cylindrical hole removed from its center.

volume = sphere − cylinder

Compute the length of an auxillary line to find the length of the radius of the sphere.