Jawabanmu

2014-08-26T16:50:21+07:00
4 koordinat titik yaitu
(5,3) , (-5,3) , (-5,-3) , (5,-3)
2014-08-26T16:53:51+07:00
Ada 4, yaitu (3,5) (3,-5) (-5,-3) (-5,3)