\frac{HI}{h} = \frac{h}{FI}

h^{2} = FI·HI

L'altura de qualsevol triangle rectangle és l'arrel 
quadrada de les seves projecccions.

Area =JL*MK/2

ANGLES COMPLEMENTARIS

A = (2, 1)
B = (7, 1)
a = Segment(A, B)
C = (7.206, 6.002)
b = Segment(A, C)
D = Point(a)
E = Point(b)
c = Segment(E, D)
d = Segment(D, C)
polígono1, d_1, c_1, a_1 = Polygon(C, A, D)
F = (3, -7)
G = (9, -7)
e = Segment(F, G)
H = (9, -4)
f = Segment(H, F)
g = Segment(H, G)
h_2 = OrthogonalLine(G, f)
I = Intersect(f, h_2)
polígono2, g_1, h, i = Polygon(H, I, G)
j = Segment(G, I)
k = Segment(G, I)
α = Angle(G, F, H)
β = Angle(I, G, F)
polígono3, g_2, i_1, h_1 = Polygon(I, H, G)
F_1 = (6.683649296581985, -6.588095015444338)
G_1 = (12.683649296581985, -6.588095015444338)
e_1 = Segment(F_1, G_1)
H_1 = (12.683649296581985, -3.5880950154443383)
f_1 = Segment(H_1, F_1)
g_3 = Segment(H_1, G_1)
h_5 = OrthogonalLine(G_1, f_1)
I_1 = Intersect(f_1, h_5)
polígono2_1, g_4, h_3, i_2 = Polygon(H_1, I_1, G_1)
j_1 = Segment(G_1, I_1)
k_1 = Segment(G_1, I_1)
α_1 = Angle(G_1, F_1, H_1)
β_1 = Angle(I_1, G_1, F_1)
polígono3_1, g_5, i_3, h_4 = Polygon(I_1, H_1, G_1)
J = (2, -14)
K = (6, -14)
l = Segment(J, K)
L = (9, -14)
m = Segment(K, L)
M = (5.992531986757072, -10.533617076556874)
n = Segment(K, M)
p = Segment(M, J)
q = Segment(M, L)
γ = Angle(J, M, L)
r = Segment(K, M)
polígono4, m_1, l_1, j_2 = Polygon(L, J, M)
N = (3, -22)
O = (11, -22)
s = Segment(N, O)
P = (13, -22)
t = Segment(O, P)
Q = (11, -18)
b_1 = Segment(O, Q)
n_1 = Segment(Q, N)
p_1 = Segment(Q, P)
δ = Angle(O, N, Q)
ε = Angle(N, Q, O)