E_1 = (10.976314423076921, 0.973673076923076)
F_1 = (18.19373173076923, 1.1455163461538453)
E = (0.1872974731663679, 4.4727674194991)
H = (0.13819939624329125, 0.6185683810375675)
h = Segment(E, H)
i = OrthogonalLine(E, h)
j = OrthogonalLine(H, h)
F = Point(i)
k = OrthogonalLine(F, i)
G = Intersect(j, k)
l = Segment(E, F)
m = Segment(F, G)
n = Segment(G, H)
ε = Angle(H, E, F)
ζ = Angle(E, F, G)
η = Angle(G, H, E)
đa giác2, g_1, i_1, j_1, h_1 = Polygon(E, F, G, H)
S = (2.6216055301103873, -3.7125496720221953)
T = (5.015643991648849, -3.7937035181760415)
a_2 = Segment(S, T)