A = (-2.72, 1.06)
B = (2.9, 3.76)
C = (-0.46, 4.56)
a = Line(A, B)
b = Line(C, a)
D = Point(b)
poly1, a_1, b_1, c, d = Polygon(A, B, C, D)
E = Midpoint(d)
F = Midpoint(b_1)
e = Segment(F, E)
f = Segment(D, E)
g = Segment(E, A)
h = Segment(C, F)
i = Segment(F, B)