A = (-0.9863883759298837, -2.7639576335953)
B = (18.07470688493026, -2.741870617070549)
a = Line(A, B)
C = Point(a)
D = Point(a)
b = OrthogonalLine(C, a)
c = OrthogonalLine(D, a)
E = Point(b)
F = (14.518697224445345, 5.695369695384348)
G = (16.418180645573933, 5.717456711909099)
d = Segment(F, G)
e = Circle(E, d)
H = Intersect(e, b, 2.0)
H' = Rotate(H, 245.00000000000003*°, E)
α = Angle(H', E, H)
f = Line(E, H')
I = Intersect(c, f)
g = Circle(I, d)
J = Intersect(g, c, 2.0)
K = Intersect(g, f, 1.0)
β = Angle(J, I, K)
h = Circle(D, d)
k = Circle(C, d)
L = Intersect(k, b, 2.0)
M = Intersect(k, a, 2.0)
N = Intersect(h, c, 2.0)
O = Intersect(h, a, 2.0)
γ = Angle(O, D, N)
δ = Angle(M, C, L)