A = (0, 0)
B = (9.22, 0.68)
a = Segment(A, B)
c = Circle(A, 6)
d = Circle(B, 6)
C = Intersect(c, d, 1)
D = Intersect(c, d, 2)
b = Line(C, D)
E = Intersect(a, b)
α = Angle(C, E, B)
β = Angle(D, E, B)