A = (-5.76, 2.2)
B = (-1.3, 3.56)
C = (4.66, -0.54)
D = (-1.3800000000000001, 7.76)
Vieleck1, a, b, c, d = Polygon(A, B, C, D)
P = (-1.6980000000000015, 0.40799999999999914)
Q = (-1.08, 4.78)
A'_1 = Mirror(A, Q)
B'_1 = Mirror(B, Q)
C'_1 = Mirror(C, Q)
D'_1 = Mirror(D, Q)
Vieleck1'_1, a', b', c', d' = Polygon(A'_1, B'_1, C'_1, D'_1)
A' = Mirror(A, P)
B' = Mirror(B, P)
C' = Mirror(C, P)
D' = Mirror(D, P)
Vieleck1', a'_1, b'_1, c'_1, d'_1 = Polygon(A', B', C', D')