NCERT Exercise 8.3 - Q1 - Introduction to Trigonometry

Question: Express the trigonometric ratios sin A, sec A and tan A in terms of cot A.

Answer: sin A = 1/sqrt(1 + cot^2 A), sec A = sqrt(1 + cot^2 A)/cot A and tan A = 1/cot A.

Full step-by-step NCERT solution with diagrams on Something by Zero.

All Chapter 8 solutions