E = (14.32, -4.54)
D = (2.08, -4.68)
f = Segment(D, E)
F = (8.276, -1.432)
A = (6.384, 0.746)
g = Segment(D, F)
I = Point(f)
δ = Angle(E, D, F)
H = (6.362, -5.788)
ζ = Angle(H, D, E)
G = Point(f)
B: A + (Distance[D, I] * (cos(δ - ζ), sin(δ - ζ)))
c = Segment(A, B)
C: A + (Distance[D, G] * (cos(ζ), sin((-ζ))))
b = Segment(A, C)
a = Segment(B, C)
d = Distance(D, G)
e = Segment(D, H)
α = Angle(C, A, B)