a = 4 (slider from 0 to 100, step 1)
B = (-4, -6)
A = (2, 2)
O = (4.91151729330755, -3.285986932418426)
f = Line(A, O)
g = Line(B, O)
A' = Mirror(A, O)
B' = Mirror(B, O)
image2 = Mirror(image1_{14}, O)
h = Segment(B, O)
i = Segment(O, B')
j = Segment(A, O)
k = Segment(O, A')