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130_G6U10_G6U18_WB˙—» ¿º 2011.3.25 7:6 PM ˘ ` 1

130-B1-1

Surface Area of Cylinders (1)

1. Use the net of each cylinder to write the correct numbers in the blanks.

Example 3 cm
3 cm

7 cm

(length of rectangle) cm
2 3.14

a.

4 cm (length of rectangle) cm
2 3.14

4 cm

5 cm

b. 6 cm 6 cm
10 cm
¤ (length of rectangle)
2 3.14
cm