α = 1.5009831567151233 rad (slider from 0 to 6.283185307179586, step 1*°)
β = 1.0122909661567112 rad (slider from 0 to 6.283185307179586, step 1*°)
C = (7.79366597895523, 0.47911702622446445)
D = (6.583293859492202, 1.5495617330328064)
A = (2, 2)
B = (1.9866783537857924, -0.08758899502701074)
a = Line(A, B)
b = Line(D, a)
c = Line(C, a)
E = Point(c)
E' = Rotate(E, (-α), C)
γ = Angle(E', C, E)
d = Ray(C, E')
F = Point(b)
F' = Rotate(F, (-β), D)
δ = Angle(F', D, F)
F'_1 = Rotate(F, (-β), D)
ε = Angle(F'_1, D, F)
e = Ray(D, F')
G = Intersect(d, e)
f = Line(G, a)