Question

In a rigt triangle ABC right angled at B. If tan A=1,then verify that 2 sin A cos A =1.

Answer 1

Hi buddy

Here is your answer

Answer 2

Step-by-step explanation:

Aloha !

Take a triangle

Where sides of the triangle are k , k and √2 k

Take Pythagoras theorem

Then,

AB²=AC²+BC²

(√2k)²=(k)²+(k)²

4k²=(2k)²

4k²=4k²

Thank you

@ Twilight Astro