Le point bleu est mobile.

Tracer le chemin de la boule blanche afin qu'elle touche la boule noire en 3 bandes.

A = (-2, 5)
B = (8, 5)
C = (8, 0)
D = (-2, 0)
poly1, a, b, c, d = Polygon(A, B, C, D)
E = (2.32, 2.96)
G = (7, 3)
H = (5.42, 4.12)
I = (7.72, 4.74)
J = (0.78, 3.22)
F = Point(a)
e = Line(F, E)