A = (3.98, -2.66)
B = (3.36, 3.36)
a = Line(A, B)
C = (5.66, -0.56)
D = (5.64, 3.8000000000000003)
E = (9.040000000000001, 1.22)
F = (7.38, 2.04)
poly1, c, d, e, f = Polygon(C, D, E, F)
C' = Mirror(C, a)
D' = Mirror(D, a)
E' = Mirror(E, a)
F' = Mirror(F, a)
poly1', c', d', e', f' = Polygon(C', D', E', F')