A = (1.08, -2.52)
B = (4.4, 4.88)
a = Segment(A, B)
C = (14.700000000000001, -1.86)
b = Segment(B, C)
c = Segment(A, C)
d = AngularBisector(C, A, B)
e = AngularBisector(A, B, C)
f = AngularBisector(B, C, A)
I = Intersect(d, e)
g = OrthogonalLine(I, a)
D = Intersect(g, a)
h = Circle(I, D)
α = Angle(I, D, B)
i = OrthogonalLine(I, c)
E = Intersect(c, i)
β = Angle(I, E, A)
j = OrthogonalLine(I, b)
F = Intersect(j, b)
γ = Angle(I, F, C)
k = Segment(I, D)
l = Segment(I, F)
m = Segment(I, E)