B_1 = (7.54, -1.6)
D = (6.234363636363637, 3.3418181818181787)
P = (3.2089090909090916, -1.0254545454545483)
Q = (8.70890909090909, -1.1254545454545484)
C_1 = (5.488909090909092, -2.3854545454545484)
c = Circle(P, C_1, Q)
a = Segment(P, Q)
A = Point(c)
B = Point(c)
C = Point(c)
d = CircumcircleArc(Q, C, P)
b = Segment(P, A)
e = Segment(A, Q)
f = Segment(P, B)
g = Segment(B, Q)
h = Segment(Q, C)
i = Segment(C, P)
α = Angle(P, A, Q)
β = Angle(P, B, Q)
γ = Angle(P, C, Q)