# NCERT Class 10 Mathematics Trigonometry Questions CBSE Board Sample Problems

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Question 1.

If, then find the value of.

Question 2.

If A and B acute an2les such that tan and

, find

Question 3.

Prove that

a)

Question 4.

Prove the following identities, where the angles involved are acute angles for which the expressions are defined.

a)

b)

c)

Question 5.

In a right-angled t C. if, find the value of

Question 6.

If. show that:

Question 7.

If , find the value of

Question 8.

If

Question 9.

If tan and

And

Find A and B

Question 10.

Prove that

If, then prove that