1st Year Math Chapter 9 Fundamentals of Trigonometry MCQs

If your search is to get the important 1st Year Math Chapter 9 Fundamentals of Trigonometry MCQs With Answers then you are in the right place. Here you will find the important MCQs of Chapter 9 that you can prepare for the entry test. This chapter consists of some important Trigonometric concepts that are easy and important as this is the base of trigonometry. Topics include Units of Measures of angles, sexagesimal and circular systems, interconversion of a radian and degrees can be prepared here. Further, these MCQs will help you to prepare the topics including general angle, angle in standard position, trigonometric functions, fundamental identities, and domains of trigonometric functions. So, let’s scroll down to get 1st year Mathematics MCQs chapter 9 here. Solve the quiz and check the answers given below.

1st Year Math Chapter 9 Fundamentals of Trigonometry MCQs With Answers

553

Math Chapter 9

1 / 20

1. One Rotation in an anticlockwise direction is equal to:

A) 2700

B) 3600

C) 900

D) 1800

2 / 20

2. If θ = 45 degree, r=18mm, then L=?

A) 810

B) 2/9 π

C) 810mm

D) 9/2 π

3 / 20

3. If angle θ is in radian, then angle conterminal with θ is:

A) θ +2k π , k ∈ Z

B) θ +k π, k ∈ Z

C) - θ +2k π ,k ∈ Z

D) -( θ +2 π)

4 / 20

4. If the rotation of the angle is counterclockwise, then the angle is:

A) None of these

B) Positive

C) Non-negative

D) Negative

5 / 20

5. Straight-line angle is equal to.

A) 180 degree

B) All of these

C) π radian

D) 1/2 rotation

6 / 20

6. One right angle is equal to:

A) All of these

B) π/2 radian

C) 1/4 rotation

D) 90 degree

7 / 20

7. Two rays with a common starting point form:

A) Triangle

B) Angle

C) Radian

D) Minute

8 / 20

8. Area of a sector of a circle of radius r is:

A) 1/2 r θ^2

B) 1/2 (rθ)2

C) 1/2 r^2 θ

D) 1/2r2θ

9 / 20

9. If L = 1.5 cm & r = 2.5 C, then θ is equal to

A) 3/5

B) 3.75

C) 5/3

D) None

10 / 20

10. 60th part of 1’ is equal to:

A) 60’’

B) 1'

C) 1"

D) 3600’’

11 / 20

11. If angle θ is in degree, then the angle conterminal with θ is:

A) θ +360° k, k ∈ Z

B) None of these

C) θ +180° k, k ∈ Z

D) θ + 90° k, k

12 / 20

12. The Sexagesimal system is also called:

A) C.G.S system

B) English system

C) German system

D) S.I system

13 / 20

13. 1° is equal to:

A) (1/360)'

B) 60"

C) 3600’’

D) 360 degree

14 / 20

14. 3600th part of 1 degree is equal to

A) 60”

B) 1'

C) 1"

D) 3600”

15 / 20

15. If the initial ray OA rates in an anti-clockwise direction in such a way that it coincides with itself, The angle then formed is:

A) 1800

B) 3600

C) 2700

D) 3000

16 / 20

16. 60th part of 1 degree is equal to

A) 1 Radian

B) One minute

C) One Second

D) π Radian

17 / 20

17. 1° is equal to

A) 1/60 minute

B) 1/30 minute

C) 30 minute

D) 60 minute

18 / 20

18. 16°30' is equal to

A) 16.5°

B) 16.2 degree

C) 32”/2

D) 16.05 degree

19 / 20

19. The common starting point of two rays is called:

A) Initial point

B) All of these

C) Origin

D) Vertex

20 / 20

20. Which of the following is the quad rental angle.

A) 300°

B) - 90°

C) 210°

D) -250°

Your score is

1st Year Math Chapter 9 Fundamentals of Trigonometry MCQs With Answers

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