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# MCQ in Trigonometry Part 1 – Answers

Below are the answers key for the Multiple Choice Questions in Trigonometry โ MCQs Part 1.

1. B. csc 20ยฐ

2. A. 30ยฐ

3. B. A + 2B = 30ยฐ

4. A. 20.705ยฐ

5. C. 20.90ยฐ, 69.1ยฐ

6. B. 5 degrees

7. D. 330ยฐ

8. B. 0.087

9. D. 8/17

10. A. 4/3

11. B. 6ยฐ

12. D. 1

13. C. sin 2ฮธ

14. C. 2 tan ฮธ

15. A. 1

16. B. cos ฮธ

17. B. ฯ/4

18. A. 30ยฐ

19. B. 0.281

20. B. 1.34

21. C. 45, 135, 225, 315 degrees

22. A. 1

23. A. 0

24. D. cot ฮธ

25. A. 32.47ยฐ

26. B. 0.256

27. C. 60ยฐ

28. A. 39.49

29. B. 374 m

30. D. 4 and 10

31. B. 4.03

32. C. 21.7ยฐ, 321.8 mph

33. D. 73.61m

34. A. 54.23 m

35. D. 25 ft., 36.87ยฐ

36. B. 79.3 m

37. A. 259.28

38. C. 0.169 m/sec

39. B. 92.54 feet

40. D. 33.51m

41. A. 34.64 cm

42. C. 341.78 m

43. C. 125 m

44. C. 14,586 sq. units

45. A. 240

46. B. 8 A.M.

47. D. 1 hour and 10 minutes

48. D. 1 hour

49. B. 74.33

50. C. 168ยฐ31โ

### Online Questions and Answers in Trigonometry Series

Following is the list of practice exam test questions in this brand new series:

Trigonometry MCQs
PART 1: MCQs from Number 1 โ 50ย ย ย ย  ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย  Answer key: PART I
PART 2: MCQs from Number 51 โ 100ย ย ย ย  ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย  Answer key: PART II

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