O = (41.148265695937255, -14.092129657542966)
B_1 = (43.92516940555897, -16.125219873516002)
c = Circle(O, B_1)
A = Point(c)
B = Point(c)
a = Segment(A, O)
b = Segment(O, B)
d = OrthogonalLine(B, b)
e = OrthogonalLine(A, a)
E = Point(d)
F = Point(e)
f = Ray(B, E)
g = Ray(A, F)
α = Angle(B, O, A)