Honors Geometry Companion Book, Volume 2

10.2.1 Surface Area of Prisms and Cylinders − Worksheet (continued)

Example 4: Describe the effect of each change on the surface area of the given figure. 9. The dimensions are cut in half.

2 3

10. The dimensions are multiplied by

.

6 yd

8 yd

8 yd

8 yd

4 yd

Example 5: 11.  The greater the lateral area of a florescent light bulb, the more light the bulb produces. One cylindrical light bulb is 16 inches long with a 1-inch radius. Another cylindrical light bulb is 23 inches long with a 3 4 -inch radius. Which bulb will produce more light?

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