sketch both the given angle and reference angle on the unit circle for each. show work.



sin -1320 degrees
tan 930 degrees
cos -405 degrees
tan -240 degrees
sin 1305 degrees
cos 630 degrees
cos -(16pi/3)
sin 47pi/6
sin 29pi/6
cos -(31pi/6)
tan -(17pi/4)
cos 38pi/4