Radians Trig Ratios

sin0

0

cos0

1

tan0

0

csc0

undefined

sec0

1

cot0

undefined

sinπ/6

1/2

cosπ/6

√3/2

tanπ/6

1/√3

cscπ/6

2

secπ/6

2/√3

cotπ/6

√3

sinπ/4

√2/2

cosπ/4

√2/2

tanπ/4

1

cscπ/4

√2

secπ/4

√2

cotπ/4

1

sinπ/3

√3/2

cosπ/3

1/2

tanπ/3

√3

cscπ/3

2/√3

secπ/3

2

cotπ/3

1/√3

sinπ/2

1

cosπ/2

0

tanπ/2

undefined

cscπ/2

1

secπ/2

undefined

cotπ/2

0

sin2π/3

√3/2

cos2π/3

-1/2

tan2π/3

-√3

csc2π/3

2/√3

sec2π/3

-2

cot2π/3

-1/√3

sin3π/4

√2/2

cos3π/4

-√2/2

tan3π/4

-1

csc3π/4

√2

sec3π/4

-√2

cot3π/4

-1

sin5π/6

1/2

cos5π/6

-√3/2

tan5π/6

-1/√3

csc5π/6

2

sec5π/6

-2/√3

cot5π/6

-√3

sinπ

0

cosπ

-1

tanπ

0

cscπ

undefined

secπ

-1

cotπ

undefined

sin7π/6

-1/2

cos7π/6

-√3/2

tan7π/6

1/√3

csc7π/6

-2

sec7π/6

-2/√3

cot7π/6

√3

sin5π/4

-√2/2

cos5π/4

-√2/2

tan5π/4

1

csc5π/4

-√2

sec5π/4

-√2

cot5π/4

1

sin4π/3

-√3/2

cos4π/3

-1/2

tan4π/3

√3

csc4π/3

-2/√3

sec4π/3

-2

cot4π/3

1/√3

sin3π/2

-1

cos3π/2

0

tan3π/2

undefined

csc3π/2

-1

sec3π/2

undefined

cot3π/2

0

sin5π/3

-√3/2

cos5π/3

1/2

tan5π/3

-√3

csc5π/3

-2/√3

sec5π/3

2

cot5π/3

-1/√3

sin7π/4

-√2/2

cos7π/4

√2/2

tan7π/4

-1

csc7π/4

-√2

sec7π/4

√2

cot7π/4

-1

sin11π/6

-1/2

cos11π/6

√3/2

tan11π/6

-1/√3

csc11π/6

-2

sec11π/6

2/√3

cot11π/6

-√3

sin2π

0

cos2π

1

tan2π

0

csc2π

undefined