A = (2.08, -5.4)
B = Point(Circle[A, 6.0])
a_2 = Segment(A, B)
B' = Rotate(B, 70.0°, A)
α = Angle(B, A, B')
b_2 = Ray(A, B')
c_2 = Circle(B, 8.0)
C = Intersect(c_2, b_2, 1.0)
Vieleck1, c, a, b = Polygon(A, B, C)
d = LineBisector(A, B)
e = LineBisector(C, B)
M = Intersect(d, e)
f = Circle(M, B)
g = Segment(M, B)
h = Segment(M, A)
β = Angle(A, M, B)