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Trigonometry (Part-5)

📆 July 14, 2025

Trigonometry Table- Learn Sin Cos Tan Table, Trigonometric Ratio Value Chart -

Total Questions: 50

31. Solve it- [Higher Secondary 20/06/2024 (Shift-2)]

Correct Answer: (a) -16
Solution:

32. Simplify [Higher Secondary 21/06/2024 (Shift-2)]

Correct Answer: (a) -1/8
Solution:

33. Which of the following is NOT a correct formula? [Higher Secondary 24/06/2024 (Shift-2)]

Correct Answer: (b)
Solution:

34. Evaluate the following. [Higher Secondary 25/06/2024 (Shift-2)]

Correct Answer: (c) 67/12
Solution:

35. Evaluate [Higher Secondary 25/06/2024 (Shift-4)]

Correct Answer: (b) 1
Solution:

36. Simplify [Higher Secondary 26/06/2024 (Shift-2)]

Correct Answer: (a)
Solution:

37. Simplify [Higher Secondary 26/06/2024 (Shift-2)]

Correct Answer: (c) 2
Solution:

38. If sinA + cosA = 4/3, then find the value of tanA + cotA. [Graduate Level 20/06/2024 (Shift-3)]

Correct Answer: (c) 18/7
Solution:

39. The expression sin²θ + cos²θ - 1 = 0 is satisfied by how many values of θ ? [Graduate Level 21/06/2024 (Shift-3)]

Correct Answer: (c) Infinitely many values
Solution:

sin²θ + cos²θ - 1 = 0
sin²θ + cos²θ = 1
Clearly we can see that there are infinitely many values which satisfy the given expression.

40. Find the value of (sin75º + sin15º). [Graduate Level 21/06/2024 (Shift-3)]

Correct Answer: (a) √6/2
Solution:
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