Studied by 6 people
Study flashcards for the basic angles of the unit circle with all trigonometric functions.
sin(0)
0
cos(0)
1
tan(0)
0
csc(0)
Undefined
sec(0)
1
cot(0)
Undefined
sin(π/3)
√3/2
cos(π/3)
1/2
tan(π/3)
√3
csc(π/3)
2/√3 or 2√3/3
sec(π/3)
2
cot(π/3)
1/√3 or √3/3
sin(π/4)
1/√2 or √2/2
cos(π/4)
1/√2 or √2/2
tan(π/4)
1
csc(π/4)
√2
sec(π/4)
√2
cot(π/4)
1
sin(π/6)
1/2
cos(π/6)
√3/2
tan(π/6)
1/√3 or √3/3
csc(π/6)
2
sec(π/6)
2/√3 or 2√3/3
cot(π/6)
√3
sin(π/2)
1
cos(π/2)
0
tan(π/2)
Undefined
csc(π/2)
1
sec(π/2)
Undefined
cot(π/2)
0
sin(π)
0
cos(π)
-1
tan(π)
0
csc(π)
Undefined
sec(π)
-1
cot(π)
Undefined
sin(3π/2)
-1
cos(3π/2)
0
tan(3π/2)
Undefined
csc(3π/2)
-1
sec(3π/2)
Undefined
cot(3π/2)
0
sin(2π)
0
cos(2π)
1
tan(2π)
0
csc(2π)
Undefined
sec(2π)
1
cot(2π)
Undefined
