## Chapter 12, Lesson 9

**12-9.A** find surface areas of familiar solid figures** The side of the square base of a prism is 4.5 cm and the height of the prism is 9.5 cm. Find the surface area of the prism.**

12-9.B find volumes of familiar solid figures** The diameter of a sphere is 1 foot. Find the volume of the sphere correct to the nearest tenth of a cubic inch.**