1st Year Math Chapter 10 Trigonometric Identities MCQs

This is the place where you are going to get the important 1st Year Math Chapter 10 Trigonometric Identities MCQs With Answers. In order to prepare for the entry test, you must prepare well and these MCQs here will help you to do so. In this chapter, the important topics include distance formula, the fundamental law of trigonometry, deductions from fundamental law, trigonometric ratios of allied angles, double-angle identities, half-angle identities, and triple-angle identities. Further topics are sum, difference, and product of sines and cosines. But let me tell you, through the MCQs of this chapter given below, you can prepare all these topics and it will strengthen your grip on these topics. So, the 1st Year Mathematics MCQs Chapter 10 is here. Solve the quiz and check the answers to these MCQs.

1st Year Math Chapter 10 Trigonometric Identities MCQs With Answers

431

Math Chapter 10

1 / 20

1. sin (B- π/2) is equal to

A) Sin B

B) –cos B

C) –Sin B

D) Cos B

2 / 20

2. sin (a +B) is equal to.

A) sin a cos B – cos B sin B

B) sin a. cos B+ cos a sin B

C) cos a. cos B + sin a sin B

D) cos a cos B – sin a sin

3 / 20

3. sin (a-B) is equal to.

A) cos a. cos B + sin a sin B

B) cos a cosB – sin a sin B

C) sin a cos B – cos a sin B

D) sin a cos B + cos a sin B

4 / 20

4. sin (2 π- θ) is equal to

A) sin θ

B) -cos θ

C) cos θ

D) –sin θ

5 / 20

5. cos (a -B) is equal to

A) cos a. cos B + sin a sin B

B) sin a cos B –cos a sin B

C) cos a cos B- sin a sin B

D) sin a cos B + cos a sin B

6 / 20

6. cos (B + π/2 ) is equal to.

A) -cos B

B) –sin B

C) Cos B

D) sin B

7 / 20

7. sin (π/2- θ) is equal to:

A) Cos θ

B) Sin θ

C) –cos θ

D) –sin θ

8 / 20

8. sin (π/2+ θ) is equal to

A) Cos θ

B) –cos θ

C) -sin θ

D) Sin θ

9 / 20

9. Cos (π/2+ θ) is equal to:

A) –cos θ

B) cos θ

C) –sin θ

D) sin θ

10 / 20

10. Cos (π/2- θ) is equal to

A) Cos θ

B) sin θ

C) -cos θ

D) –sin θ

11 / 20

11. sin(2 π+ θ) is equal to

A) -cos θ

B) cos θ

C) –sin θ

D) sin θ

12 / 20

12. The fundamental law of Trigonometry is cos (a-B) =

A) cos a cos B + sin a sin B

B) sin a cos B + cos a sin B

C) sin a cos B - cos a sin B

D) cos a cos B - sin a sin B

13 / 20

13. cos (2 π+ θ) is equal to

A) sin θ

B) -cos θ

C) cos θ

D) –sin θ

14 / 20

14. tan (2 π+θ) is equal to

A) -tan θ

B) –cot θ

C) tan θ

D) cot θ

15 / 20

15. cos (2 π - θ) is equal to:

A) -cos θ

B) Cos θ

C) - sin θ

D) sin θ

16 / 20

16. 2 cos 5 θ sin3 θ is equal to

A) sin 4 θ -sin θ

B) sin 8θ + sin 2 θ

C) sin 8 θ- sin2 θ

D) sin4 θ +sin θ

17 / 20

17. cos (a+ B) is equal to:

A) cos a. cos B + sin a sin B

B) sin a cos B + cos a sin B

C) cos a cos B, sin a sin B

D) sin a cos B – cos a sin B

18 / 20

18. tan (2 π- θ) is equal to

A) –cot θ

B) tan θ

C) -tan θ

D) cot θ

19 / 20

19. Angles associated with basic angles of measure 0 to a right angle or its multiple are called:

A) Allied angles

B) Obtuse angles

C) Conterminal angles

D) Angle in standard positions

20 / 20

20. cos (π/2- B) is equal to

A) sin B

B) -cos B

C) Cos B

D) –sin B

Your score is

1st Year Math Chapter 10 Trigonometric Identities MCQs With Answers

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