C = (-1.6998093635481604, 6.365017514926529)
A = (0, 0)
B = (6.631500930638384, -1.3138407682695032)
O = Midpoint(C, B)
D = (5, 5)
poly1, a, b, d, c = Polygon(A, B, D, C)
e = Segment(C, B)
f = Segment(D, A)