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Chapter 6

Chapter 6. Practice Test. 1. The Law of. SINES. 2.  D Acute. d > e. The Side Opposite The Given Angle is Larger. 1 Solution. 3. SAS. LAW OF COSINES. USE. LAW OF SINES. THEN. Using Stored Value in your Calculator. OR. LAW OF COSINES. USE. LAW OF COSINES. THEN.

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Chapter 6

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  1. Chapter 6 Practice Test

  2. 1

  3. The Law of SINES

  4. 2

  5. D Acute d > e The Side Opposite The Given Angle is Larger 1 Solution

  6. 3

  7. SAS LAW OF COSINES USE LAW OF SINES THEN Using Stored Value in your Calculator

  8. OR LAW OF COSINES USE LAW OF COSINES THEN again Using Stored Value in your Calculator

  9. 4

  10. SSS LAW OF COSINES USE TWICE

  11. 5

  12. 220 150 A lighthouse 220 ft tall sits on the edge of a 150 ft cliff

  13. 220 Angle of Depression 150 The angle of depression

  14. 220 370 Angle of Depression 150 The angle of depression from the top of the lighthouse

  15. 14º 370 Angle of Depression 14º The angle of depression from the top of the lighthouse Is 14º

  16. 370 14º x Let x= the distance from the ship to the base of the cliff

  17. #6

  18. N W E S A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 56

  19. N W E S A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 56 460 x 3 1380

  20. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 460 286 56 1380

  21. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 x 2 460 460 920 286 56 1380

  22. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 B c 460 920 286 A a 56 1380 b C

  23. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 B c 460 920 286 A = ? a 56 1380 b C

  24. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 B c 460 920 286 A a 56 1380 b C

  25. = 16  286 – 270 286 A

  26. 56 = 16  286 A

  27. = 16  A 56 34

  28. = 16  A 34 34

  29. = 16  A 34

  30. = 16  + 34 A = 50 34

  31. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 B c 460 920 286 A = 50 a 56 1380 b C

  32. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 B c 460 920 286 A = 50 a 56 1380 b C

  33. A plane leaves an airport at a heading of 56° and a speed of 460 mph, after three hours it changes to a heading of 286°. After 2 more hours how far will it be from the airport? Draw a diagram. 460 B c 460 920 286 A = 50 a 56 1380 b C

  34. 7

  35. Heron's Formula Use where semiperimeter

  36. For Problem #7 where

  37. 481.4

  38. 8

  39. Given 2 sides and the included angle, the area of a triangle can be given by any one of the following formulas:

  40. For Problem #8

  41. 4217.7

  42. 9

  43. A acute a < b Ambiguous Case Test a > b sin A 2 Solutions

  44. 10

  45. A acute a < b Ambiguous Case Test a < b sin A NO Solutions

  46. 11

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