Trig Ratios of Special Angles

sin(30*== 1/2

sin(#/6== 1/2

Sin(45*== ;2/2

Sin(#/4== ;2/2

Sin(60*== ;3/2

Sin(#/3== ;3/2

Sin(90*== 1

Sin(#/2== 1

Sin(180*== 0

Sin(#== 0

Sin(270*== -1

Sin(3#/2== -1

Sin(0* || Sin(360*== 0

Sin(0 || Sin(2#== 0

Cos(30*== ;3/2

Cos(#/6== ;3/2

Cos(45*== ;2/2

Cos(#/4== ;2/2

Cos(60*== 1/2

Cos(#/3== 1/2

Cos(90*== 0

Cos(#/2== 0

Cos(180*== -1

Cos(#== -1

Cos(270*== 0

Cos(3#/2== 0

Cos(0* || Cos(360*== 1

Cos(0 || Cos(2#== 1

Tan(30*== ;3/3

Tan(#/6== ;3/3

Tan(45*== 1

Tan(#/4== 1

Tan(60*== ;3

Tan(#/3== ;3

Tan(90*== undefined

Tan(#/2== undefined

Tan(180*== 0

Tan(#== 0

Tan(270*== undefined

Tan(3#/2== undefined

Tan(0* || Tan(360*== 0

Tan(0 || Tan(2#== 0

# Trig Ratios of Special Angles

sin(30*== 1/2

sin(#/6== 1/2

Sin(45*== ;2/2

Sin(#/4== ;2/2

Sin(60*== ;3/2

Sin(#/3== ;3/2

Sin(90*== 1

Sin(#/2== 1

Sin(180*== 0

Sin(#== 0

Sin(270*== -1

Sin(3#/2== -1

Sin(0* || Sin(360*== 0

Sin(0 || Sin(2#== 0

Cos(30*== ;3/2

Cos(#/6== ;3/2

Cos(45*== ;2/2

Cos(#/4== ;2/2

Cos(60*== 1/2

Cos(#/3== 1/2

Cos(90*== 0

Cos(#/2== 0

Cos(180*== -1

Cos(#== -1

Cos(270*== 0

Cos(3#/2== 0

Cos(0* || Cos(360*== 1

Cos(0 || Cos(2#== 1

Tan(30*== ;3/3

Tan(#/6== ;3/3

Tan(45*== 1

Tan(#/4== 1

Tan(60*== ;3

Tan(#/3== ;3

Tan(90*== undefined

Tan(#/2== undefined

Tan(180*== 0

Tan(#== 0

Tan(270*== undefined

Tan(3#/2== undefined

Tan(0* || Tan(360*== 0

Tan(0 || Tan(2#== 0