CBSE Class 10 Mathematics Chapter 8 Introduction to Trigonometry Multiple Choice Questions with Answers. MCQ Class 10 Maths Introduction to Trigonometry with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Mathematics Introduction to Trigonometry MCQs with Answers to know their preparation level.
Multiple Choice Questions - Set - 5
Question 1:
If x tan 45° sin 30° = cos 30° tan 30°, then x is equal to
(a) √3
(b) 1/2
(c) 1/√2
(d) 1
Correct Answer – (D)
Question 2 :
If cos (40° + A) = sin 30°, then value of A is
(a) 30°
(b) 40°
(c) 60°
(d) 20°
Correct Answer – (D)
Question 3 :
The value of sin² 30° – cos² 30° is
(a) –1/2
(b) √3/2
(c) 3/2
(d) –2/3
Correct Answer – (A)
Question 4 :
sin (45° + θ) – cos (45° – θ) is equal to
(a) 2 cos θ
(b) 0
(c) 2 sin θ
(d) 1
Correct Answer – (A)
Question 5 :
Given that sin α = 1/2 and cos β = 1/2, then the value of (α + β) is
(a) 0°
(b) 30°
(c) 60°
(d) 90°
Correct Answer – (D)
Question 6 :
If cosec θ – cot θ = 1/3, the value of (cosec θ + cot θ) is
(a) 1
(b) 2
(c) 3
(d) 4
Correct Answer – (C)
Question 7 :
The maximum value of (1/cosecα) is
(a) 0
(b) 1
(c) √3/2
(d) –1/√2
Correct Answer – (B)
Question 8 :
If √2 sin (60° – α) = 1 then α is
(a) 45°
(b) 15°
(c) 60°
(d) 30°
Correct Answer – (B)
Question 9 :
If tan θ = 3, then
is equal to
(a) 2/3
(b) 1/3
(c) 1/2
(d) 3/4
Correct Answer – (C)
Question 10 :
Given that sin θ = a/b then cos θ is equal to
(a) 
(b) b/a
(c) 
(d) 
Correct Answer – (C)
- NCERT Solutions Class 10 Mathematics Introduction to Trigonometry : Exercise 8.1
- NCERT Solutions Class 10 Mathematics Introduction to Trigonometry : Exercise 8.2
- NCERT Solutions Class 10 Mathematics Introduction to Trigonometry : Exercise 8.3
- NCERT Solutions Class 10 Mathematics Introduction to Trigonometry : Exercise 8.4
