Sin, Cos, and Tan of the Unit Circle Radians

0

sin(2π)

1

cos(2π)

0

tan(2π)

½

sin(π/6)

√3 / 2

cos(π/6)

√3/3

tan(π/6)

√2 / 2

sin(π/4)

√2 / 2

cos(π/4)

1

tan(π/4)

√3 / 2

sin(π/3)

½

cos(π/3)

√3

tan(π/3)

1

sin(π/2)

0

cos(π/2)

undefined

tan(π/2)

√3 / 2

sin(2π/3)

-½

cos(2π/3)

-√3

tan(2π/3)

√2 / 2

sin(3π/4)

-√2 / 2

cos(3π/4)

-1

tan(3π/4)

½

sin(5π/6)

-√3 / 2

cos(5π/6)

-√3/3

tan(5π/6)

0

sin(π)

-1

cos (π)

0

tan (π)

-½

sin(7π/6)

-√3 / 2

cos(7π/6)

√3/3

tan(7π/6)

-√2 / 2

sin(5π/4)

-√2 / 2

cos(5π/4)

1

tan(5π/4)

-√3 / 2

sin(4π/3)

-½

cos(4π/3)

√3

tan(4π/3)

-1

sin(3π/2)

0

cos(3π/2)

undefined

tan(3π/2)

-√3 / 2

sin(5π/3)

½

cos(5π/3)

-√3

tan(5π/3)

-√2 / 2

sin(7π/4)

√2 / 2

cos(7π/4)

-1

tan(7π/4)

-½

sin(11π/6)

√3 / 2

cos(11π/6)

-√3/3

tan(11π/6)