CBSE Class 10-Mathematics: Chapter –8 Introduction to Trigonometry Part 3

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Question 12:

Answer:

Question 13:

If what is the value of .

Answer:

Question 14:

What is the value of in terms of

Answer:

Question 15:

If find

Answer:

2 Mark Questions

Question 1:

In , right angled at , . Determine:

(i)

(ii)

Draw a right angled triangle ABC

Draw a Right Angled Triangle ABC

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Answer:

Let us draw a right-angled triangle ABC, right angled at B.

Using Pythagoras theorem,

(i)

(ii)