Honors Geometry Companion Book, Volume 2

10.2.5 Spheres − Worksheet

Example 1: Find each measurement. Give your answers in terms of π . 1. the volume of the hemisphere

2. the volume of the sphere

1 m

11 in.

3.  the radius of a sphere with volume 288 π cm³

Example 2: 4. Approximately how many times as great is the volume of the grapefruit as the volume of the lime?

10 cm

5 cm

Example 3: Find each measurement. Give your answers in terms of π . 5. the surface area of the sphere

6. the surface area of the sphere

A = 49 π cm 2

16 yd

215

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