 \frac{1}{4}  +    \frac{2}{4} 

Gegeben:

+

=

=

 \frac{3}{4} 

Lösung

(auf dem Laufzettel)

:

A = (-3, 5)
B = (-3, 3)
a = Segment(A, B)
C = (0, 5)
D = (0, 3)
b = Segment(C, D)
c = Segment(D, B)
d = Segment(A, C)
E = (1, 5)
F = (1, 3)
e = Segment(E, F)
G = (4, 3)
f = Segment(F, G)
H = (4, 5)
g = Segment(G, H)
h = Segment(H, E)
I = (6, 5)
J = (6, 3)
i = Segment(I, J)
K = (9, 3)
j = Segment(J, K)
L = (9, 5)
k = Segment(K, L)
l = Segment(L, I)
M = Point(Circle[A, 0.75])
m = Segment(A, M)
N = Point(Circle[M, 0.75])
n = Segment(M, N)
O = Point(Circle[N, 0.75])
p = Segment(N, O)
P = Point(Circle[E, 0.75])
q = Segment(E, P)
Q = Point(Circle[P, 0.75])
r = Segment(P, Q)
R = Point(Circle[Q, 0.75])
s = Segment(Q, R)
S = Point(Circle[I, 0.75])
t = Segment(I, S)
T = Point(Circle[S, 0.75])
a1 = Segment(S, T)
U = Point(Circle[T, 0.75])
b1 = Segment(T, U)
c1 = OrthogonalLine(M, d)
d1 = OrthogonalLine(N, d)
e1 = OrthogonalLine(O, d)
V = (0, 5)
f1 = OrthogonalLine(C, d)
g1 = OrthogonalLine(P, h)
h1 = OrthogonalLine(Q, h)
i1 = OrthogonalLine(R, h)
j1 = OrthogonalLine(S, h)
k1 = OrthogonalLine(T, l)
l1 = OrthogonalLine(U, l)
W = Intersect(c, c1)
m1 = Segment(M, W)
Z = Intersect(c, d1)
A1 = Intersect(c, e1)
B1 = Intersect(c, g1)
C1 = Intersect(f, h1)
D1 = Intersect(f, g1)
E1 = Intersect(f, i1)
F1 = Intersect(j, j1)
G1 = Intersect(j, k1)
H1 = Intersect(j, l1)
n1 = Segment(M, W)
p1 = Segment(N, Z)
q1 = Segment(O, A1)
r1 = Segment(P, D1)
s1 = Segment(Q, C1)
t1 = Segment(R, E1)
a2 = Segment(S, F1)
b2 = Segment(T, G1)
c2 = Segment(U, H1)
poly1, a_1, m_1, w, b_1 = Polygon(A, M, W, B)
poly2, e_1, q_1, c1_1, f_1 = Polygon(E, Q, C1, F)
I1 = (-4.8, 1.98)
poly3, i_1, s_1, f1_1, j_1 = Polygon(I, S, F1, J)
poly4, s_2, u, h1_1, f1_2 = Polygon(S, U, H1, F1)