Question

tan Ф/2 =1/2 . find sinФ ??

Answer 1

Hola there,

Let theta be 'A'

Given=> tanA/2 = 1/2

=> tanA = 1

A = 45°

So,
SinA = sin45°

= 1/√2

Hope this helps...:)

Answer 2

Hope it helps ye : )