A = (-10, 0)
B = (0, -2)
C = (-6.7742061407503416, 4.156319944205418)
c = Segment(A, B)
g = Segment(B, C)
h = Segment(C, A)
p = Line(C, c)
f = OrthogonalLine(A, p)
i = OrthogonalLine(B, p)
j = OrthogonalLine(C, c)
D = Intersect(p, f)
E = Intersect(j, c)
F = Intersect(p, i)
α = Angle(A, D, C)
β = Angle(B, A, D)
γ = Angle(B, E, C)
δ = Angle(D, F, B)
ε = Angle(F, B, A)
d1, c_1, a, b = Polygon(A, B, C)
d2, c_2, e, b_1 = Polygon(E, B, C)
β_2 = Angle(C, A, D)
β_1 = Angle(A, C, E)
α_2 = Angle(E, A, C)
α_1 = Angle(D, C, A)
d3, d, a_1, c_3 = Polygon(A, C, D)
d4, f_1, c_4, b_2 = Polygon(C, B, F)
h_c = Segment(E, C)