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Trig Values Memorization (sin, cos, tan)
sin(0)
0
sin(π/6)
1/2
sin(π/4)
√2/2
sin(π/3)
√3/2
sin(π/2)
1
cos(0)
1
cos(π/6)
√3/2
cos(π/4)
√2/2
cos(π/3)
1/2
cos(π/2)
0
tan(0)
0
tan(π/6)
√3/3 or 1/√3
tan(π/4)
1
tan(π/3)
√3
tan(π/2)
undefined
Note 
Flashcard (25)