WorksheetsIntroduction To Trigonometry MCQ'S QUIZ
Total questions: 10
Worksheet time: 15mins
Name
Class
Date
1.
(sin30° + cos30°) – (sin 60° + cos60°)
a)
-1
b)
0
c)
1
d)
2
2.
The value of sin θ and cos (90° – θ)
a)
Are Same
b)
Are Different
c)
No Relation
d)
Information insufficient
3.
The value of the expression [cosec (75° + θ) – sec (15° - θ) – tan (55° + θ) + cot (35° - θ)] is
a)
1
b)
-1
c)
0
d)
1/2
4.
If sin A + sin2 A = 1, then cos2 A + cos4 A = ?
a)
1
b)
0
c)
2
d)
4
5.
If a pole 6m high casts a shadow 2√3 m long on the ground, then the sun’s elevation is
a)
60°
b)
45°
c)
30°
d)
90°
6.
If cos (A + B) = 0, then sin (A – B) is reduced to:
a)
cos A
b)
cos 2B
c)
sin A
d)
sin 2B
7.
a)
2/3
b)
1/3
c)
1/2
d)
3/4
8.
The value of (tan1° tan2° tan3° ... tan89°) is
a)
0
b)
1
c)
2
d)
1/2
9.
Value of tan30°/cot60° is:
a)
1/√2
b)
1/√3
c)
√3
d)
1
10.
If cos (A + B) = 0, then sin (A – B) is reduced to:
a)
cos A
b)
cos 2B
c)
sin A
d)
sin 2B
100 %
