Jawabanmu

2014-04-27T21:31:04+07:00
1) Jawabannya 90
2) 216 = 3   putaran
   360     5
2014-04-27T21:40:51+07:00
1. 64°38'49" + 25°21'11" = 90°58'00"
2. 216/360 =⁻3/5 putaran 
3 4 3