Skills Practice Workbook - Glencoe
Skills Practice Workbook - Glencoe
Skills Practice Workbook - Glencoe
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12–4<br />
NAME DATE PERIOD<br />
<strong>Skills</strong> <strong>Practice</strong><br />
Surface Areas of Pyramids and Cones<br />
Find the lateral area and the surface area of each regular pyramid or cone. Round to<br />
the nearest hundredth, if necessary.<br />
1. 2. 3.<br />
42 ft 2 ; 51 ft 2 898.50 cm 2 ; 575 m 2 ; 675 m 2<br />
1278.63 cm 2<br />
4. 5. 6.<br />
43.98 ft 2 ; 56.55 ft 2 3840 cm 2 ; 4864 cm 2 30,536.28 in 2 ;<br />
36,697.16 in 2<br />
7. 8. 9.<br />
28 ft<br />
672 ft 2 ; 840 ft 2 276.46 in 2 ; 477.52 in 2 18,750 cm 2 ;<br />
24,375 cm 2<br />
10. 11. 12.<br />
4 mi<br />
2 ft<br />
7 ft<br />
7 ft<br />
3 ft<br />
7 ft 8 ft<br />
10 mi<br />
11 cm<br />
9 cm<br />
32 cm<br />
8 in.<br />
62.83 mi 2 ; 75.40 mi 2 324 cm 2 ; 405 cm 2 31.42 km 2 ;<br />
43.98 km 2<br />
© <strong>Glencoe</strong>/McGraw-Hill 70 Geometry: Concepts and Applications<br />
26 cm<br />
60 cm<br />
11 in.<br />
18 cm<br />
54 in.<br />
125 cm<br />
4 km<br />
23 m<br />
4 m 10 m<br />
180 in.<br />
75 cm<br />
5 km