1)Sin x =1/2
2)sin x = -1/2
3)cos x =1/2
4)cos x = -1/2
5)Sin x =√2/2
6)sin x = -√2/2
6)cos x =√2/2
7)cos x =-√2/2
8)sin x =-√3/2
9)sin x =√3/2
10)sin x =√3/2
11)cos x = √3/2
12)cos x= -√3/2
Решение во вложения, удачи))))))