Jawabanmu

2014-04-27T18:56:41+07:00
A. Sin 340 = Sin -20
b. Cos 310 = Cos 50
c. Tan 325 = Tan -35

Kalau lebih expert:
Sin 340 = -0.342
Cos 310 = 0.642
Tan 325 = -0.7