Respuesta :

find distances
from A to B [(3,2) to (3,7)] is dsistance of 5
from B to C [(3,7) to (8,7)] is distance of 5
it is a square
therefor
from A to B=B to C=C to D=D to A=5

find point D such that from A to D =5 and D to C=5

point is (8,2)