Unit Circle

Sin(0)

0

Cos(0)

1

Tan(0)

0

Sin (2π)

0

Cos (2π)

1

Tan (2π)

0

Sin (360)

0

Cos (360)

1

Tan (360)

0

Sin (π/6)

1/2

Cos (π/6)

√3/2

Tan (π/6)

1/√3

Sin (30)

1/2

Cos (30)

√3/2

Tan (30)

√3/3 or 1/√3

Sin (π/4)

√2/2

Cos (π/4)

√2/2

Tan (π/4)

1

Sin (45)

√2/2

Cos (45)

√2/2

Tan (45)

1

Sin (π/3)

√3/2

Cos (π/3)

1/2

Tan (π/3)

√3

Sin (60)

√3/2

Cos (60)

1/2

Tan (60)

√3

Sin (π/2)

1

Cos (π/2)

0

Tan (π/2)

Undefined

Sin (90)

1

Cos (90)

0

Tan (90)

Undefined

Sin (2π/3)

√3/2

Cos (2π/3)

-1/2

Tan (2π/3)

-√3

Sin (120)

√3/2

Cos (120)

-1/2

Tan (120)

-√3

Sin (3π/4)

√2/2

Cos (3π/4)

-√2/2

Tan (3π/4)

-1

Sin (135)

√2/2

Cos (135)

-√2/2

Tan (135)

-1

Sin (5π/6)

1/2

Cos (5π/6)

-√3/2

Tan (5π/6)

-√3/3 or -1/√3

Sin (150)

1/2

Cos (150)

-√3/2

Tan (150)

-√3/3 or -1/√3

Sin (π)

0

Cos (π)

-1

Tan (π)

0

Sin (180)

0

Cos (180)

-1

Tan (180)

0

Sin (7π/6)

-1/2

Cos (7π/6)

-√3/2

Tan (7π/6)

√3/3 or 1/√3

Sin (210)

-1/2

Cos (210)

-√3/2

Tan (210)

√3/3 or 1/√3

Sin (5π/4)

-√2/2

Cos (5π/4)

-√2/2

Tan (5π/4)

1

Sin (225)

-√2/2

Cos (225)

-√2/2

Tan (225)

1

Sin (4π/3)

-√3/2

Cos (4π/3)

-1/2

Tan (4π/3)

√3

Sin (240)

-√3/2

Cos (240)

-1/2

Tan (240)

√3

Sin (3π/2)

-1

Cos (3π/2)

0

Tan (3π/2)

Undefined

Sin (270)

-1

Cos (270)

0

Tan (270)

Undefined

Sin (5π/3)

-√3/2

Cos (5π/3)

1/2

Tan (5π/3)

-√3

Sin (300)

-√3/2

Cos (300)

1/2

Tan (300)

-√3

Sin (7π/4)

-√2/2

Cos (7π/4)

√2/2

Tan (7π/4)

-1

Sin (315)

-√2/2

Cos (315)

√2/2

Tan (315)

-1

Sin (11π/6)

-1/2

Cos (11π/6)

√3/2

Tan (11π/6)

-√3/3 or -1/√3

Sin (330)

-1/2

Cos (330)

√3/2

Tan (330)

-√3/3 or -1/√3

csc

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