root3/2 DIVIDED BY 1/2
root3
1/2 DIVIDED BY root3/2
root3/3
root2/2 DIVIDED BY root2/2
1
sin0
0
cos0
1
tan0
0
sec0
1
csc0
undefined
cot0
undefined
cos(pi/2
0
sin(pi/2
1
tan(pi/2
undefined
sec(pi/2
undefined
cot(pi/2
0
cot(pi
undefined
csc(pi
undefined
sec(pi
-1
sin(pi
0
cos(pi
-1
tan(pi
0
sin(3pi/2
-1
cos(3pi/2
0
tan(3pi/2
undefined
csc(3pi/2
-1