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# Class 10 Maths MCQs for Introduction to Trigonometry

Welcome to your Class 10 Maths MCQs for Introduction to Trigonometry

1.
[Introduction to Trigonometry]
sec2θ – 1 = ?

2.
[Introduction to Trigonometry]
(sin30° + cos30°) – (sin 60° + cos60°)

3.
[Introduction to Trigonometry]
Sin (90° – A) and cos A are:

4.
[Introduction to Trigonometry]
The value of tan 60°/cot 30° is equal to:

5.
[Introduction to Trigonometry]
2tan 30°/1+tan230° =

6.
[Introduction to Trigonometry]
If cos A = 4/5, then tan A = ?

7.
[Introduction to Trigonometry]
If sin A = 1/2 and cos B = 1/2, then A + B = ?

8.
[Introduction to Trigonometry]
If cos X=a/b, then sin X is equal to:

9.
[Introduction to Trigonometry]
(Sin 30°+cos 60°)-(sin 60° + cos 30°) is equal to:

10.
[Introduction to Trigonometry]
sec2θ – 1 = ?

11.
[Introduction to Trigonometry]
If sin θ + sin² θ = 1, then cos² θ + cos4 θ = ..

12.
[Introduction to Trigonometry]
The value of sin θ and cos (90° – θ)

13.
[Introduction to Trigonometry]
If x and y are complementary angles, then

14.
[Introduction to Trigonometry]
.The value of cos 0°. cos 1°. cos 2°. cos 3°… cos 89° cos 90° is

15.
[Introduction to Trigonometry]
In ∆ ABC, right-angled at B, AB = 24 cm, BC = 7 cm. The value of tan C is: