Costruire step by step

A = (-1.9800000000001483, -2.68)
B = (4.599999999999856, -0.38)
C = (4.479999999999855, 2.16)
D = (-5.560000000000144, -0.62)
poly1, f, g, h, i = Polygon(A, B, C, D)
E = Midpoint(f)
F = Midpoint(g)
G = Midpoint(h)
H = Midpoint(i)
q1, e, f_1, g_1, h_1 = Polygon(E, F, G, H)