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Home > CCG > Chapter 9 > Lesson 9.1.4 > Problem 9-46

9-46.

Draw a cylinder on your paper. Assume the radius of the cylinder is inches and the height is inches. Homework Help ✎

  1. What is the surface area of the cylinder? What is the volume?

The surface area of a cylinder is the sum of the areas of its top base, its bottom base, and its lateral surface.

Surface area of top base =

Surface area of bottom base = Surface area of top base

Area of lateral surface =

  1. If the cylinder is enlarged with a linear scale factor of , what is the volume of the enlarged cylinder? How do you know?

How does increasing the scale by affect the volume? What must you multiply the volume by to determine the new volume?