G = (-4.532815211884151, -15.643816819769945)
H = (-2.2716292314445385, -15.78514094354742)
e = Segment(G, H)
A = (6.100267139645159, 2.029952002336298)
B = (6.064748483172355, -7.033256779155071)
a = Segment(A, B)
b = OrthogonalLine(A, a)
c = OrthogonalLine(B, a)
d = Circle(A, 4.0 / 3.0 * a)
D = Intersect(d, b, 2.0)
f = OrthogonalLine(D, b)
C = Intersect(c, f)
g = Segment(A, D)
h = Segment(D, C)
i = Segment(C, B)
O = (10.355043679035845, -1.4961059032360942)
j = Line(O, g)
k = Line(O, a)
F = Intersect(k, g)
I = Intersect(j, h)
J = Intersect(j, a)
K = Intersect(k, i)
l = Segment(F, K)
m = Segment(J, I)
n = Segment(A, F)
p = Segment(F, D)
q = Segment(A, J)
r = Segment(J, B)
o = Distance(n, p)
đa giác1, a_1, c_1, d_1, b_1 = Polygon(A, D, C, B)
α = Angle(B, A, D)
β = Angle(B, J, O)
γ = Angle(C, B, A)
δ = Angle(O, F, D)
ε = Angle(A, D, C)
ζ = Angle(D, C, B)