Sin, cos, tan of 30, 45, and 60
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Tan45
1
Cos60
1/2
Sin30
1/2
Sin45
1/√2 or √2/2
Cos45
√2/2
Tan60
√3
Cos30
√3/2
Sin60
√3/2
Tan30
√3/3
Tan45
1
Cos60
1/2
Sin30
1/2
Sin45
1/√2 or √2/2
Cos45
√2/2
Tan60
√3
Cos30
√3/2
Sin60
√3/2
Tan30
√3/3