Common Core
G-GMD.A.3
3 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Geometry · Chapter 8 · Lesson 1
Prisms, pyramids, cylinders, cones, and spheres.
Geometry · Chapter 8 · Lesson 2
Unfold it and add up the faces.
Multivariable Calculus · Chapter 7 · Lesson 3
Three integrals, and the answer is mass or volume.