1) köşelerinin koordinatları A(2,2) B(6,-4) C(15,2) ve D(X,Y) olan ABCD dikdörtgeni veriliyor.
Buna göre x+y =? cevap: 19
2)https://img202.imageshack.us/img202/...at15042013.png
https://img40.imageshack.us/img40/8160/mat15042013.png
https://img823.imageshack.us/img823/...at15042013.png
https://img23.imageshack.us/img23/8160/mat15042013.png