Reference Angle Chart
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Cos 90°
0
Sin 0°
0
Tan 0°
0
Cos 0°
1
Sin 90°
1
Tan 45°
1
Cos 60°
1/2
Sin 30°
1/2
Cos 45°
Rad2/2
Sin 45°
Rad2/2
Tan 60°
Rad3
Cos 30°
Rad3/2
Sin 60°
Rad3/2
Tan 30°
Rad3/3
Tan 90°
Undefined
