Exercises 9.5, page 288

  1. 1. b = 76.01 ,  c = 50.01 ,  C = 40.77 ° 

  2. 3. b = 38.1 ,  C = 66.0 °  ,  c = 46.1

  3. 5. a = 2800 ,  b = 2620 ,  C = 108.0 ° 

  4. 7. B = 12.20 °  ,  C = 149.57 °  ,  c = 7.448

  5. 9. a = 11,050 ,  A = 149.70 °  ,  C = 9.57 ° 

  6. 11. A = 99.4 °  ,  b = 55.1 ,  c = 24.4

  7. 13. A = 68.01 °  ,  a = 5520 ,  c = 5376

  8. 15. A1 = 61.36 °  ,  C1 = 70.51 °  ,  c1 = 5.628 ; A2 = 118.64 °  , C2 = 13.23 °  ,  c2 = 1.366

  9. 17. A1 = 107.3 °  ,  a1 = 5280 ,  C1 = 41.3 °  ; A2 = 9.9 °  ,  a2 = 952 , C2 = 138.7 ° 

  10. 19. No solution

  11. 21. 373 m

  12. 23. 9.9 ° 

  13. 25. 1490 ft

  14. 27. 880 N

  15. 29. 20.7 m

  16. 31. 13.94 cm

  17. 33. 27,300 km

  18. 35. 77.3 °  with bank downstream

  19. 37. 309 ft

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