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sin 0
0
cos 0
1
tan 0
0
sin 30
1/2
cos 30
ā3/2
tan 30
ā3/3
sin 45
ā2/2
cos 45
ā2/2
tan 45
1
sin 60
ā3/2
cos 60
1/2
tan 60
ā3
sin 90
1
cos 90
0
tan 90
undefined
sin 180
0
cos 180
-1
tan 180
0
sin 360
0
tan 360
0
cos 360
1