O = (34.925209306510666, 2.8298143694015523)
B_1 = (34.925209306510666, 12.298910663149837)
a = Ray(O, B_1)
b = OrthogonalLine(O, a)
A = Point(a)
B = Point(b)
c = Ray(O, B)
d = Segment(A, B)
e = Segment(O, B)
f = Segment(O, A)
D' = Mirror(B, f)
C' = Mirror(A, e)
g = Segment(D', O)
h = Segment(D', A)
i = Segment(D', C')
j = Segment(C', O)
k = Segment(C', B)
đa giác1, d_1, c_1, a_1 = Polygon(A, O, B)