A = (-2.3000000000000003, -3.3200000000000003)
B = (5.2, 1.04)
C = (-7.78, 4.82)
Vieleck1, c, a, b = Polygon(A, B, C)
D = (-1.16, 6.5200000000000005)
E = (2.06, -5.3)
d = Line(D, E)
A' = Mirror(A, d)
B' = Mirror(B, d)
C' = Mirror(C, d)
Vieleck1', c', a', b' = Polygon(A', B', C')
F = (7.5, 8.34)
G = (8.98, 3.8200000000000003)
u = Vector(F, G)
A'' = Translate(A', u)
B'' = Translate(B', u)
C'' = Translate(C', u)
Vieleck1'', c'', a'', b'' = Polygon(A'', B'', C'')