The vertices of a kite are A , B, C and D .Determine the slopes of?
5 - (-9)) / (0 - 2) = 14 / -2 = -7(2 - 1) / (4 - (-3)) = 1/7(-7) (1/7) = -1 The slopes of the diagonals are perpendicular, because their product is -1. This is exactly what youd expect of the two braces of an ordinary kite.