C = (7.160740626188745, 12.61530299404952)
D = (15.377160660002392, 12.694688694859314)
đa giác1, a, b, c, d, e, f, E, F, A, B = Polygon(C, D, 6.0)
g = Segment(A, D)
h = Segment(F, C)
O = Intersect(g, h)
i = Segment(B, E)
đa giác2, b_1, a_1, o = Polygon(A, O, B)