I = (10, 4)
D = (10, 1)
ID = Segment(I, D)
A = (1, 1)
B = (1, 5)
C = (10, 5)
AD = Segment(A, D)
CD = Segment(D, C)
E = (12, 1)
F = (12, 7)
G = (20, 7)
H = (20, 1)
M = Point(ID)
DM = Segment(D, M)
N = (6, 1)
AireABCMN, a, b, c, m, n = Polygon(A, B, C, M, N)
DN = Segment(N, D)
P: (20, 1 + (2 * DM))
AireEFGP, e, f, g, p = Polygon(E, F, G, P)
EH = Segment(E, H)
PH = Segment(H, P)