9.1.3 Composite Figures − Worksheet
Example 1: Find the shaded area. Round to the nearest tenth, if necessary. 1. 2.
4 cm
4 ft
3 cm
5 cm
2 cm
12 cm
Example 2: Find the shaded area. Round to the nearest tenth, if necessary. 3. 4.
6 m
3 in.
8 in.
2 m
3 m
5 m
18 in.
4.5 yd
1.5 yd
Example 3: 5. Barbara is getting carpet installed in her living room and hallway. The cost of installation is $6 per square yard. What is the total cost of installing the carpet?
5.5 yd
7 yd
2 yd
Example 4: Use a composite figure to estimate each shaded area. The grid has squares with side lengths of 1 in. 6. 7.
122
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