Question

If tan A = √2 - 1, show that sin A cos A =√2-/4​

Answer 1

Answer:

Step-by-step explanation:

— Tan A = √2 - 1. Tan A = p / b { p: perpendicular , b:base} h : hypotenuse (√ 2 - 1 ) / 1 = p / b p= √2 - 1 , b = 1. By pythagoras theorem , p² + b² = ...