Kite's diagonal: Connect the diagonal lines (not just the segments) of these two kites.
What do you observe?

A = (-2, 3)
B = (-3, 1)
C = (-2, -1)
D = (2, 1)
poly1, a, b, c, d = Polygon(A, B, C, D)
E = (4, 3)
F = (5, 1)
G = (4, -1)
H = (9, 1)
poly2, e, f, g, h = Polygon(E, F, G, H)