A = (1, 1)
B = (3, 3)
C = (0.64, 4.2)
D = (-1, 2.36)
poly1, b, c, d = Polygon(C, D, B)
E = (5, 1)
u = Vector(A, E)
C' = Translate(C, u)
D' = Translate(D, u)
B' = Translate(B, u)
poly1', b', c', d' = Polygon(C', D', B')