Use the trigonometric identities and special triangles to find the value of the variables (in red mostly!):
"Do not use a calculator!"
1
|
sin2 A + cos2 A = x |
2
|
cos 60° = sin y° |
3
|
tan 45° = z (in root form) |
4
|
sin2 63° = 1 − cos2 B° |
5
|
tan 36° = |
6
|
cos C ° = |
7
|
sin D° = cos 20° |
8
|
tan w° = |
9
|
sin2 56° + cos2 E° = 1 |
10
|
sin 30° = p |