A = (-3.2184758755154035, 1.5195347777182107)
B = (-1.6594033578421086, -4.816270560060502)
C = (7.960405793759072, 1.1546454650712694)
đa giác1, c, a, b = Polygon(A, B, C)
I = (11.144894340496014, -4.351865980328027)
d = Circle(I, b)
N = Point(d)
e = Circle(I, c)
f = Circle(N, a)
M = Intersect(e, f, 1.0)
đa giác2, e_1, d_1, f_1 = Polygon(I, M, N)
α = Angle(B, A, C)
β = Angle(N, I, M)
γ = Angle(A, C, B)
δ = Angle(M, N, I)