C = (-5.4, -0.02)
D = (-3.68, -3.66)
E = (4.96, -2.92)
F = (3.68, 3.78)
G = (-4.06, 2)
Vieleck1, c, d, e, f, g = Polygon(C, D, E, F, G)
H = Point(f)
h = Segment(C, H)
I = Point(d)
i = Segment(C, I)
J = Point(f)
K = Point(d)
j = Segment(J, K)