TOLONG KASIK TAU CARANYA .


K (12 , 15), u”O,-90\xb0 A(x , y) 2192 A (y , -x)”, u” K (12 , 15) 2192 K (15, – 12)”, “K (15 , – 12)”, ditranlasikan a = 4 b = -6, u”A (x , y) 2192 A (x+a , y+b)”, K\ (15 , -12) 2192 K” (15+4 , -12-6), K” (19 , -18) (C),