Which angle between 90° and 270° has the same sine value as 10°?

Question

Which angle between −180° and 0° has the same cosine value as 200°

Answer 1

it will have to be positive
Since sinθ = y/r, that means y will be positive, so QII
The angle is thus 180-10 = 170°

What do you get for the other one?

Answer 2

I dont know the answer

Answer 3

I ain’t know duh