Sin, cos, tan of 30, 60, 45, 0, 90, 180, 270, 360
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cos 180 degrees
-1
csc 270 degrees
-1
sec 180 degrees
-1
Sec 270 degrees
0
cos 270 degrees
0
cot 90°
0
sin 0°
0
sin 180 degrees
0
sin 360 degrees
0
tan 0°
0
sin 90°
1
cos 60°
1/2
sin 30°
1/2
tan 45°
1:1
cot 0°
undefined
cot 180 degrees
undefined
cot 270 degrees
undefined
cot 360
undefined
csc 0°
undefined
csc 180 degrees
undefined
sec 90°
undefined
tan 270 degrees
undefined
tan 90°
undefined
cos 45°
√2/2
sin 45°
√2/2
cos 90°
0
cos 0°
1
cos 360 degrees
1
csc 90°
1
sec 0°
1
sec 360 degrees
1
sin 270 degrees
-1
tan 180 degrees
0
tan 360 degrees
0
tan 60°
√3
cos 30°
√3/2
sin 60°
√3/2
tan 30°
√3/3