O = (-3.2358981253467736, 1.9708380027690864)
A = (-5, 5)
A'_{1} = Mirror(A, O)
c = Circle(O, A)
c' = Dilate(c, 2, A'_{1})
H = PointIn(c')
f = Line(A, H)
g = OrthogonalLine(O, f)
M = Mirror(A, g)
h = LineBisector(H, M)
B, C = Intersect(c, h)
t1, c_1, a, b = Polygon(A, B, C)