AP Calc AB > Unit Circle > Flashcards
Which represents x coordinates?
cosx
Which represents y coordinates?
sinx
cos(0) =
1
cos(π/6) =
SR3 / 2
cos(π/4) =
SR2 / 2
cos(π/3) =
1/2
cos(π/2) =
0
sin(0) =
sin(π/6)
sin(π/4)
sin(π/3)
sin(π/2)