A = (1.5, 1)
B = (6.5, 1)
C = (2.4912717776567006, 3.0108656506741465)
Vieleck1, c, a, b = Polygon(A, B, C)
D = (9.5, 1)
E = (7.5, 2)
F = (9.5, 6)
Vieleck2, f, d, e = Polygon(D, E, F)