A = (-5.231299356820804, 3.1332952688866214)
M = (-4.177023095884842, 0.5215654406589032)
f = Line(A, M)
B = Point(f)
C = (0.5911809024391653, 1.527920053370501)
g = Line(A, C)
h = Line(B, C)
i = Line(M, h)
N = Intersect(g, i)
etapes = 1 (slider from 0 to 5, step 1)
α = Angle(M, A, N)
β = Angle(B, A, C)
γ = Angle(C, B, A)
δ = Angle(N, M, A)
ε = Angle(A, C, B)
ζ = Angle(A, N, M)