Question

Evaluate sin(150∘) without using a calculator

Answer 1

1/2 or 0.5

Explanation:

`sin(150 \degree) \\ = sin(180 \degree - 30 \degree) \\ = sin( 30 \degree) \\ = (1)/(2) \\ = 0.5 \\ \huge \red{ \boxed{sin(150 \degree) = 0.5}}`

Answer 2

I honest opinion I think it is 1/2 or 0.5