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sin 0
0
sin 30
1/2
sin 45
1/√2
sin 60
√3/2
sin 90
1
cos 0
1
cos 30
√3/2
cos 45
1/√2
cos 60
1/2
cos 90
0
tan 0
0
tan 30
1/√3
tan 45
1
tan 60
√3