A = (1.7498855167464435, 1.0515662903490668)
B = (-2.554218321388026, -4.760344624838877)
C = (8.493895352294722, -4.760344624838878)
đa giác1, c, a, b = Polygon(A, B, C)
M = (17.403664443974353, 1.1886396609902918)
d = Circle(M, c)
N = Point(d)
e = Circle(M, b)
f = Circle(N, a)
P = Intersect(e, f, 2.0)
đa giác2, b', a', d_1 = Polygon(M, P, N)
α = Angle(B, A, C)
β = Angle(P, M, N)
γ = Angle(C, B, A)
δ = Angle(M, N, P)
ε = Angle(A, C, B)
ζ = Angle(N, P, M)