A = (-3.6448620012726454, 0.9466611425628761)
B = (11.735733142326717, 0.946661142562876)
d'' = Line(A, B)
C = (-3.6247828953410535, -0.7399837556908395)
d' = Line(C, d'')
E = (10.08924645593618, 4.440425574659859)
G = (13.060954133811775, 4.46050468059145)
d_1 = Segment(E, G)
D = (-3.7251784249990125, -2.707736136986841)
d = Line(D, d')
F = (0.9532532570618889, -5.799918450451986)
a = OrthogonalLine(F, d'')
H = Intersect(d, a)
I = (11.093201752515773, 3.556944913669817)
J = (12.779846650769489, 3.556944913669817)
b = Segment(I, J)
c = Circle(H, b)
K = Intersect(c, a, 2.0)
L = Intersect(c, d, 2.0)
α = Angle(L, H, K)