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ea of each regular pe

ea of each regular pe

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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75 cm2 6. octagon, a = 60.4 in., s = 50 in. 12,080 in.2 8. decagon, a = 19 m, s = 12.3 m 1168.5 m2 Find the area of each regular polygon. Round your answer to the nearest tenth. 2851.8 ft2 7. nonagon, a= 27.5 in., s = 20 in. 2475 in.2 9. dodecagon, a = 26.1 cm, s = 14 cm 2192.4 cm2 %3D Example 3 (page 547) 10. 11. 12. 18 ft 8 in. 6 m 841.8 ft2 13. Art The smaller triangles in the Minneapolis sculpture at the left are equilateral. Each has a 12.7-in. radius. What is the area of cach to the nearest square inch? 27.7 in.2 93.5 m2 30° 210 in.2 12.7 in. Find the area of each regular polygon with the given radius or apothem. If your answer is not an integer, leave it in simplest radical form. 15. 14. 384 V3 in.? 72 cm2 8V3 in. 6 cm 18. 17. 16. 4 in. 5 m 6V3m
Transcribed Image Text:75 cm2 6. octagon, a = 60.4 in., s = 50 in. 12,080 in.2 8. decagon, a = 19 m, s = 12.3 m 1168.5 m2 Find the area of each regular polygon. Round your answer to the nearest tenth. 2851.8 ft2 7. nonagon, a= 27.5 in., s = 20 in. 2475 in.2 9. dodecagon, a = 26.1 cm, s = 14 cm 2192.4 cm2 %3D Example 3 (page 547) 10. 11. 12. 18 ft 8 in. 6 m 841.8 ft2 13. Art The smaller triangles in the Minneapolis sculpture at the left are equilateral. Each has a 12.7-in. radius. What is the area of cach to the nearest square inch? 27.7 in.2 93.5 m2 30° 210 in.2 12.7 in. Find the area of each regular polygon with the given radius or apothem. If your answer is not an integer, leave it in simplest radical form. 15. 14. 384 V3 in.? 72 cm2 8V3 in. 6 cm 18. 17. 16. 4 in. 5 m 6V3m
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