A = (4.383004735779025, 2.0792784606964965)
X_1 = (0, 0)
X_2 = (20, 0)
B = (16.798685048992365, 3.598612524642168)
C = (14.173368710677043, 9.056507017455584)
d1, c, a, b = Polygon(A, B, C)