1 a cos 60 State exact answer not necessary to show afly a cos 150 co 30 a 0 COS 30 sin 240 Sin Go Sin 60 2 Solve for 0 such that 0 0 360 3 sin 0 2 Sine 60 0 240 and 30 10 sin 0 Sim 45 1 2 2 135 and us b sin 45 a cos 0 090 and 278 d tan 315 tan 45 tan 31s 1 f b tan 330 tan 80 tan 30 53 tan 0 1 b tan ys 8 185 and 315 Sin cos b Ton O COS S 60 pot a 455 A fc 0 135 and 225 6 0 and O 120 tan 0 1 3 tan 30 0 210 and 330 793 128