MCQ Questions for Class 10 Maths Introduction to Trigonometry with Answers

Free PDF Download of CBSE Class 10 Maths Introduction to Trigonometry Multiple Choice Questions with Answers. Maths Multiple Choice Questions with Answers for Class 10 are Prepared Based on Latest Exam Pattern. Students can solve mcq questions for class 10 maths Introduction to Trigonometry to know their preparation level.

Class 10 Maths MCQ Chapter 8 Introduction to Trigonometry

1. The value of cos 0°. cos 1°. cos 2°. cos 3°… cos 89° cos 90° is
(a) 1
(b) -1
(c) 0
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2. If x tan 45° sin 30° = cos 30° tan 30°, then x is equal to
(a) √3
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(d) 1

3. If x and y are complementary angles, then
(a) sin x = sin y
(b) tan x = tan y
(c) cos x = cos y
(d) sec x = cosec y

4. sin 2B = 2 sin B is true when B is equal to
(a) 90°
(b) 60°
(c) 30°
(d) 0°

5. If A, B and C are interior angles of a ΔABC then Image may be NSFW.
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6. If A and (2A – 45°) are acute angles such that sin A = cos (2A – 45°), then tan A is equal to
(a) 0
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(c) 1
(d) √3

7. If y sin 45° cos 45° = tan2 45° – cos2 30°, then y = …
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(c) -2
(d) 2

8. If sin θ + sin² θ = 1, then cos² θ + cos⁴ θ = ..
(a) -1
(b) 0
(c) 1
(d) 2

9. 5 tan² A – 5 sec² A + 1 is equal to
(a) 6
(6) -5
(c) 1
(d) -4

10. If sec A + tan A = x, then sec A =
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11. If sec A + tan A = x, then tan A =
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13. If x = a cos 0 and y = b sin 0, then b2x2 + a2y2 =
(a) ab
(b) b² + a²
(c) a²b²
(d) a⁴b⁴

14. What is the maximum value of Image may be NSFW.
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(a) 0
(b) 1
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(d) 2

15. What is the minimum value of sin A, 0 ≤ A ≤ 90°
(a) -1
(b) 0
(c) 1
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16. What is the minimum value of cos θ, 0 ≤ θ ≤ 90°
(a) -1
(b) 0
(c) 1
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17. Given that sin θ = Image may be NSFW.
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18. If cos 9A = sin A and 9A < 90°, then the value of tan 5A is
(a) 0
(b) 1
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(d) √3

19. If in ΔABC, ∠C = 90°, then sin (A + B) =
(a) 0
(b) 1/2
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(d) 1

20. If sin A – cos A = 0, then the value of sin⁴ A + cos⁴ A is
(a) 2
(b) 1
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(d) Image may be NSFW.
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