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Chapter 5: Trigonometric Functions

Trigonometric Functions

In a right angled triangle ABC, ∠CAB = A and ∠BCA = 90° = p/2. AC is the base, BC the altitude and AB is the hypotenuse. We refer to the base as the adjacent side and to the altitude as the opposite side. There are six trigonometric ratios, also called trigonometric functions or circular functions. With reference to angle A, the six ratios are: For more details use the links given below:

Click here → Study Material of Trigonometric Functions

Click here → Revision Notes of Trigonometric Functions

Exercises of Trigonometric Functions​ – Class 11th R.D. Sharma Solutions

Trigonometric Functions Exercise 5.1
Trigonometric Functions Exercise 5.2
Trigonometric Functions Exercise 5.3

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