ECAT Pre Engineering Mathematic MCQ Test With Answer for Chapter 12 (Trigonometric Functions and Identities)

MCQ's Test For ECAT (Pre-Eng) Mathematics Chapter 12 Trigonometric Functions and Identities

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ECAT (Pre-Eng) Mathematics Chapter 12 Trigonometric Functions and Identities

00:00
Question # 1

The value of 7π/9 in terms of degree is

Question # 2

56ο=.....................radians

Question # 3

154ο20' =

Question # 4

Express cos 320ο between 0οand 45ο

Question # 5

16ο30' =

Question # 6

radian is the measure of the angle subtended oat the centre of the circle by an are, whose length is equal to the

Question # 7

56ο=.....................radians

Question # 8

If sinθ = 12/13, and sinθ > 0, then tan θ =

Question # 9

The value of 150ο in term of π is

Question # 10

The value of 300ο in term ofπ is

Question # 11

If x>0 and y<0, then cosθ

Question # 12

The value of 2π/3 in degree is

Question # 13

The circle with are 60 cm2 has an arc 8 cm long. The angle that is subtended at the centre of the circle by the are is

Question # 14

The value of 63οin term ofπ is

Question # 15

21.256ο

Question # 16

The value of 7π /9 in terms of degrees is

Question # 17

Express cos 320ο between 0οand 45ο

Question # 18

The value of 289οin radians is

Question # 19

3/π=...........

Question # 20

The circular measure of the angle between the hands of a watch of 4 0'clock is

Question # 21

The are of sector of a circular region of radius r is

Question # 22

If sinθ = 12/13, and sinθ > 0, then tan θ =

Question # 23

the value of 25π/36 in degrees is

Question # 24

If cosθ = 9/41 and sinθ< 0, the tanθ =

Question # 25

if tanθ = 8/15 and cosθ< 0 , then cscθ =

Question # 26

If l=1.5 cm and r=2.5 cm, then 0=

Question # 27

The area of a sector of a circular region of radius r is

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ECAT Mathematics Chapter 12 Important MCQ's

Sr.# Question Answer
1 21.256ο
A.
21ο15'21"

B. 21ο20'56"
C. 21ο25'1"
D. 21ο25'6"
2 16ο30' =
A. 16.5ο
B. 16.2ο
C. 16.60ο
D. 19.9ο
3 The value of 2π/3 in degree is
A. 120ο
B. 160ο
C. 150ο
D. 60ο
4 154ο20' =
A. 2550/34401π

B. 27721/22400 π
C. 2521/32400π
D. 4125/32400π
5 If cosθ = 9/41 and sinθ< 0, the tanθ =
A. 41/9
B. -40/9
C. 9/10
D. 3/20
6 The value of 150ο in term of π is
A. 2π/5

B. 5π/2
C. 3π/2
D. 2550/32401π
7 If sinθ = 12/13, and sinθ > 0, then tan θ =
A. 2/5
B. 12/13
C. 13/5
D. 12/5
8 Express cos 320ο between 0οand 45ο
A. cos 45ο
B. cos 30ο
C. -cos 40ο
D. cos 40ο
9 The value of 289οin radians is
A. 4.05
B. 3.02
C.

π/2

D. 5.04
10 The area of a sector of a circular region of radius r is
A. 2π r
B. π r2
C. 1/2πr2
D. π/6

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