5. 7. 9. 11. A A b=12 b=8 b= 15 Using the Law of Cosines In Exercises 5-24, use the Law of Cosines to solve the triangle. Round your answers to two decimal places. A c = 16 b= 15 c = 12 300 C C a a = 10 50° Bilin son B Ric=30 hoitsdi a=6 B 2975 Tas & a B 6. 8. 10. sols anun 90ST 12. A c = 21 c = 72 b=3 A b=3 A b=4.5 A bebben c = 30 HOTL 13. a 11, b = 15, 14. a = 55, b = 25, 15. a 2.5, b = 1.8, c = 0.9 29111 6. a = 75.4, b = 52.5, c = 52.5 Acorolt ng C yond yo waje b=7 7. A = 120°, b = 6, c = 7 8. A = 48°, b = 3, c = 14 9. B = 10° 35', a = 40, c = 30 Insi, too 0. B = 75° 20', a = 9, c = 6 C = 8 C 108° has the a=7 c = 11 C a=9 105° 901 buck (d) B a=9 mergaibs we uitnodT moldong 9087 5 iva//i gaimsed a = 10 mill 'В B B
5. 7. 9. 11. A A b=12 b=8 b= 15 Using the Law of Cosines In Exercises 5-24, use the Law of Cosines to solve the triangle. Round your answers to two decimal places. A c = 16 b= 15 c = 12 300 C C a a = 10 50° Bilin son B Ric=30 hoitsdi a=6 B 2975 Tas & a B 6. 8. 10. sols anun 90ST 12. A c = 21 c = 72 b=3 A b=3 A b=4.5 A bebben c = 30 HOTL 13. a 11, b = 15, 14. a = 55, b = 25, 15. a 2.5, b = 1.8, c = 0.9 29111 6. a = 75.4, b = 52.5, c = 52.5 Acorolt ng C yond yo waje b=7 7. A = 120°, b = 6, c = 7 8. A = 48°, b = 3, c = 14 9. B = 10° 35', a = 40, c = 30 Insi, too 0. B = 75° 20', a = 9, c = 6 C = 8 C 108° has the a=7 c = 11 C a=9 105° 901 buck (d) B a=9 mergaibs we uitnodT moldong 9087 5 iva//i gaimsed a = 10 mill 'В B B
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Additional Topics In Trigonometry
Section3.2: Law Of Cosines
Problem 65E
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