MCQ Class 10 Introduction to Trigonometry Set I

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1. There will be total 30 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. 41552_z981185

Question 1 of 30

2. In figure, if D is mid-point of BC, the value of 212511_image033 is:

212511_image035 

 

Question 2 of 30

3. If cos 211799_image038 = 0, then sin 211799_image040 can be reduced to:

Question 3 of 30

4. 41662_z981195 

 

 

Question 4 of 30

5. If sin(2α + 45°) = cos(30° - α ), where, 0° < α < 90°, then the value of α in degrees is.

Question 5 of 30

6. sin (60° + θ ) - cos (30° - θ ) is equal to (where (60° +θ ) and (30° - θ ) are both acute angles):

Question 6 of 30

7. If sin 3θ = cos(θ - 60) where θ and (θ - 6) are acute angles, the value of θ is

Question 7 of 30

8. The value of 5823_image014_7_

Question 8 of 30

9. 39962_z981148

Question 9 of 30

10. if 5833_image046 then the value of5833_image047 is

Question 10 of 30

11. In given figure, if RP = 13 cm, QR = 5 cm and PS = 14 cm, then, tan S =In given figure, if RP = 13 cm, QR = 5 cm and PS = 14 cm, then, tan S =
42192_z981253 

 

Question 11 of 30

12. The value of cosec2 30° sin2 45° – sec2 60° is

Question 12 of 30

13. When 0° <θ< 90° and 3tan2θ - 1 = 0. Then is equal to

Question 13 of 30

14. Which of the following is defined?

Question 14 of 30

15. The value of for which 12207_image045 is:

Question 15 of 30

16. If a cot θ + b cosec θ = p and b cot + a cosec θ = q then p2 - q2 is equal to:

Question 16 of 30

17. The value of θ for which 12616_image045 is:

Question 17 of 30

18. If A and B are the angles of a right angled triangle ABC, right angled at C then 1+cot2A=

Question 18 of 30

19. If tan 5841_image020 then 5841_image021 is equal to

Question 19 of 30

20. If 3cot A=4, then find cos2 A - sin2 A

Question 20 of 30

21. If 7sin2x + 3cos2x = 4 then , secx + cosecx =

 

 

Question 21 of 30

22. 41812_z981223

Question 22 of 30

23. If sin θ = 1/2 , then the value of sin θ (sin θ - cosec θ) is

Question 23 of 30

24. If 212493_image058 = 4, then, θ =

Question 24 of 30

25. The express sin A in terms of cot A is:
 

 

Question 25 of 30

26. If angles C,B and A of a right angled triangle ABC, right angled at A, form an increasing A.P.. then, sinA x cosB =

Question 26 of 30

27. If θ is a positive acute angle such that secθ = cosec60° , the value of 2 cos2θ - 1 is

Question 27 of 30

28. If 6 cotθ + 2 cosecθ = cotθ + 5 cosecθ, then cosθ is:

Question 28 of 30

29. If sin (A - B) = 211825_image013 and cos (A + B) = 211825_image013, then the value of B is:

Question 29 of 30

30. If sinθ = cosθ, then the value of θ is:

Question 30 of 30

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