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Trigonometry

Trigonometry. 7.1b. 7.2. 7.3. 7.4. 7.1. 7.5. 100. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. 500. 600. 600. 600. 600. 600. 600. Credits. 7.1 - 100.

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Trigonometry

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  1. Trigonometry 7.1b 7.2 7.3 7.4 7.1 7.5 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 600 600 600 600 600 600 Credits

  2. 7.1- 100 Solve for x: 45 x 3 45 3 Answer

  3. 7.1 - 200 Solve for x: 45 x 5 45 5 Answer

  4. 7.1- 300 Solve for x and y: 45 8 x 45 y Answer

  5. 7.1- 400 Solve for x and y: 45 7 x 45 y Answer

  6. 7.1 - 500 Solve for x and y: 45 8 x 45 y Answer

  7. 7.1- 600 Find the length of the diagonal of a square that has an area of 25in² Answer

  8. 7.1- 100 Answer Solve for x: 45 x 3 45 3 Answer:

  9. 7.1- 200 Answer Solve for x: 45 x 5 45 5 Answer:

  10. 7.1- 300 Answer Solve for x and y: 45 8 x 45 y Answer: x = 8, y = 8

  11. 7.1- 400 Answer Solve for x and y: 45 7 x 45 y Answer: x = y =

  12. 7.1- 500 Answer Solve for x: 45 8 x 45 y Answer: x = y =

  13. 7.1- 600 Answer Find the length of the diagonal of a square that has an area of 25in² Answer: in

  14. 7.1b - 100 Solve for x and y: 30 y x 60 2 Answer

  15. 7.1b- 200 Solve for x and y: 30 y x 60 5 Answer

  16. 7.1b- 300 Solve for x and y: 30 y 6 60 x Answer

  17. 7.1b – 400 Solve for x and y: 30 y 36 60 x Answer

  18. 7.1b- 500 Solve for x and y: 30 y 60 x Answer

  19. 7.1b- 600 Find the length of the altitude of an equilateral triangle with sides of 10 inches. Answer

  20. 7.1b - 100 Answer Solve for x and y: 30 y x 60 2 Answer: x = 4, y =2

  21. 7.1b- 200 Answer Solve for x and y: 30 y x 60 5 Answer: x = 10, y = 5

  22. 7.1b - 300 Answer Solve for x and y: 30 y 6 60 x Answer: x = 3, y =

  23. 7.1b - 400 Answer Solve for x and y: 30 y 36 60 x Answer: x = 18, y =

  24. 7.1b - 500 Answer Solve for x and y: 30 y 60 x Answer: x = 7, y = 14

  25. 7.1b - 600 Answer Find the length of the altitude of an equilateral triangle with sides of 10 inches. Answer:

  26. 7.2 – 100 Find sinA A 5 4 C B 3 Answer

  27. 7.2 - 200 Find cosA A 5 4 C B 3 Answer

  28. 7.2 – 300 Find tanB B 15 9 A C 12 Answer

  29. 7.2 - 400 Find cscB: B 40 C 9 A Answer

  30. 7.2 - 500 Find secB : A 40 B C 10 Answer

  31. 7.2 - 600 Given a right triangle, if the side adjacent to the angle is 10 inches and the side opposite the angle is 25 inches. Find the sine of the angle. Answer

  32. 7.2 - 100 Answer Find sinA A 5 4 C B 3 Answer: sinA = 3/5

  33. 7.2 - 200 Answer Find cos A A 5 4 C B 3 Answer: cosA = 4/5

  34. 7.2 - 300 Answer Find tan B: B 15 9 A C 12 Answer: tanB = 4/3

  35. 7.2 – 400 Answer Find cscB: B 40 C 9 A Answer: cscB = 41/9

  36. 7.2 - 500 Answer Find secB: B 40 10 A C Answer: secB =

  37. 7.2 - 600 Answer Given a right triangle, if the side adjacent to the angle is 10 inches and the side opposite the angle is 25 inches. Find the sine of the angle. Answer:

  38. 7.3- 100 Solve for x: 5 4 x 3 Answer

  39. 7.3 - 200 Solve for x: x 5 3 Answer

  40. 7. 3- 300 Solve for x: 28 x 59 Answer

  41. 7.3 - 400 Solve for x: 40 72 x Answer

  42. 7.3 - 500 Solve for x: x 5 23 Answer

  43. 7.3 – 600 Jamie is flying a kite. She let out 40 ft of string and the kite is 28 ft off of the ground. What is the angle of elevation? Answer

  44. 7.3 - 100 Answer Solve for x: 5 4 x 3 Answer: 53.1°

  45. 7.3 - 200 Answer Solve for x: x 5 3 Answer: 36.9°

  46. 7.3 - 300 Answer Solve for x: 28 x 59 Answer: x = 24

  47. 7.3 - 400 Answer Solve for x: 40 72 x Answer: x = 12.36

  48. 7.3 - 500 Answer Solve for x: x 5 23 Answer: x = 12.6°

  49. 7.3 - 600 Answer Jamie is flying a kite. She let out 40 ft of string and the kite is 28 ft off of the ground. What is the angle of elevation? Answer: 44.4°

  50. 7.4 - 100 A hot air balloon over Park City, UT is 760 feet above the ground. The angle of depression from the balloon to an observer is 5.25°. Assuming the ground is flat, how far is the observer from the point on the ground directly under the balloon? Answer

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