A = (1.04, -1)
B = (8.74, -0.84)
C = (4.22, 5.22)
a = Segment(C, B)
b = Segment(C, A)
c = Segment(A, B)
d, e = AngularBisector(b, c)
f, g = AngularBisector(a, c)
h, i = AngularBisector(b, a)
M = Intersect(e, f)
j = OrthogonalLine(M, c)
C_1 = Intersect(j, c)
k = Circle(M, C_1)
B_1 = Intersect(k, b, 1)
A_1 = Intersect(k, a, 1)
l = Segment(M, B_1)
m = Segment(M, A_1)
D = Mirror(C_1, M)
n = Ray(A_1, D)
q = Ray(C_1, B_1)
E = Intersect(n, q)
r = Segment(E, C)
γ = Angle(A, C, B)
ε = Angle(C_1, E, A_1)
k_1 = Segment(D, C_1)
α = Angle(B, A, C)
β = Angle(C, B, A)
b_1 = Segment(A_1, C_1)
δ = Angle(E, A_1, C_1)
ζ = Angle(A_1, C_1, E)
k_C = CircumcircleArc(E, B_1, A_1)