Trig angles and values (chart)
Sec 150 degrees
(-2√3)/3
Sec 5π/6
(-2√3)/3
Csc 120 degrees
(2√3)/3
Csc 2π/3
(2√3)/3
Csc 60 degrees
(2√3)/3
Csc π/3
(2√3)/3
Sec 30 degrees
(2√3)/3
sec π/6
(2√3)/3
Cos π
-1
Csc 3π/2
-1
Sec π
-1
Sin 3π/2
-1
cos 180 degrees
-1
csc 270 degrees
-1
sec 180 degrees
-1
sin 270 degrees
-1
Cos 2π/3
-1/2
cos 120 degrees
-1/2
Sec 120 degrees
-2
Sec 2π/3
-2
Tan 120 degrees
-√3
Tan 2π/3
-√3
Cos 3π/2
0
Cos 90 degrees
0
Cos π/2
0
Cot 3π/2
0
Cot 90 degrees
0
Cot π/2
0
Sin 2π
0
Sin π
0
Tan 0 degrees
0
Tan 0 radians
0
Tan 2π
0
Tan π
0
cos 270 degrees
0
cot 270 degrees
0
sin 0 degrees
0
sin 0 radians
0
sin 180 degrees
0
sin 360 degrees
0
tan 180 degrees
0
tan 360 degrees
0
Cos 2π
1
Cos0 radians
1
Cot π/4
1
Csc 90 degrees
1
Csc π/2
1
Sec 0 degrees
1
Sec 0 radians
1
Sec 2π
1
Sin 90 degrees
1
Sin π/2
1
Tan π/4
1
cos 0 degrees
1
cos 360 degrees
1
cot 45 degrees
1
sec 360 degrees
1
tan 45 degrees
1
Cos π/3
1/2
Sinπ/6
1/2
cos 60 degrees
1/2
sin 30 degrees
1/2
Csc 30 degrees
2
Csc 5π/6
2
Sec 60 degrees
2
Sec π/3
2
csc 150 degrees
2
csc π/6
2
Cot 0 radians
Undefined
Tan 90 degrees
Undefined
Csc 0 radians
Unidentified
Cot 0 degrees
undefined
Cot 2π
undefined
Cot π
undefined
Csc 0 degrees
undefined
Csc 2π
undefined
Csc π
undefined
Sec 270 degrees
undefined
Sec 3π/2
undefined
Sec 90 degrees
undefined
Sec π/2
undefined
Tan 3π/2
undefined
Tan π/2
undefined
cot 180 degrees
undefined
cot 360 degrees
undefined
csc 180 degrees
undefined
csc 360 degrees
undefined
tan 270 degrees
undefined
Sin 5π/6
½
sin 150 degrees
½
Cot 135 degrees
−1
Cot 3π/4
−1
Tan 135 degrees
−1
Tan 3π/4
−1
Sec 135 degrees
−√2
Sec 3π/4
−√2
Cos 3π/4
−√2/2
cos 135 degrees
−√2/2
Cot 150 degrees
−√3
Cot 5π/6
−√3
Cos 5π/6
−√3/2
cos 150 degrees
−√3/2
Cot 120 degrees
−√3/3
Cot 2π/3
−√3/3
Tan 150 degrees
−√3/3
Tan 5π/6
−√3/3
Csc 135 degrees
√2
Csc 3π/4
√2
Csc 45 degrees
√2
Csc π/4
√2
Sec 45 degrees
√2
Sec π/4
√2
Cos π/4
√2/2
Sin 135 degrees
√2/2
Sin 3π/4
√2/2
Sin 45 degrees
√2/2
Sin π/4
√2/2
cos 45 degrees
√2/2
Cot 30 degrees
√3
Cot π/6
√3
Tan 60 degrees
√3
Tan π/3
√3
Cos π/6
√3/2
Sin 2π/3
√3/2
Sin π/3
√3/2
cos 30 degrees
√3/2
sin 120 degrees
√3/2
sin 60 degrees
√3/2
Cot 60 degrees
√3/3
Cot π/3
√3/3
Tan π/6
√3/3
tan 30 degrees
√3/3
