unit circle sin/cos/tan

credit to grimDesiderium on quizlet

cos(0)

1

sin(0)

0

tan(0)

0

cos(π/6)

√(3)/2

sin(π/6)

1/2

tan(π/6)

√(3)/3

cos(π/4)

√(2)/2

sin(π/4)

√(2)/2

tan(π/4)

1

cos(π/3)

1/2

sin(π/3)

√(3)/2

tan(π/3)

√(3)

cos(π/2)

0

sin(π/2)

1

tan(π/2)

undefined

cos(2π/3)

-1/2

sin(2π/3)

√(3)/2

tan(2π/3)

-√(3)

cos(3π/4)

-√(2)/2

sin(3π/4)

√(2)/2

tan(3π/4)

-1

cos(5π/6)

-√(3)/2

sin(5π/6)

1/2

tan(5π/6)

-√(3)/3

cos(π)

-1

sin(π)

0

tan(π)

0

cos(3π/2)

0

sin(3π/2)

-1

tan(3π/2)

undefined

cos(2π)

1

sin(2π)

0

tan(2π)

0