Konstruer midtpunkter med: Midtpunkt eller centrum.

A = (-2.14, -0.3)
B = (4.08, 3.32)
a = Segment(A, B)
C = (8.7, 2.6)
D = (10.92, 2.62)
polygon1, b, c, d, e, F, G = Polygon(C, D, 4)
E = (7, 1)
H = (12, 1)
I = (12, -1)
J = (7, -1)
polygon2, e_1, h, i, j = Polygon(E, H, I, J)
K = (1, -1)
L = (6, -6)
M = (10, -4)
polygon3, m, k, l = Polygon(K, L, M)