E_1 = (-6.057978163022511, -11.480476279221453)
H = (3.757544347180208, 2.421806532627009)
G = (-5.218732743934548, -2.9420663632830286)
I = (4.706256560062255, -2.86908850075364)
đa giác1, c, a, b = Polygon(H, G, I)
α = Angle(H, I, G)
β = Angle(I, G, H)
γ = Angle(G, H, I)
L = (8.793016861707997, -3.051533157077111)
d = Circle(L, a)
M = Point(d)
e = Segment(L, M)
D' = Rotate(L, -(β), M)
δ = Angle(D', M, L)
f = Ray(M, D')
E' = Rotate(M, γ, L)
ε = Angle(M, L, E')
g = Ray(L, E')
K = Intersect(f, g)
đa giác2, f_1, d_1, e_1 = Polygon(L, M, K)
ζ = Angle(L, K, M)