U5_ej13_a

f(e)

S_1

f(a)

S_2

f(b)

f(c)

f(d)

f(f)

V1 = NaN
A = Point({1, 3})
a = Vector(A)
B = Point({2, 3})
b = Vector(B)
C = Point({1, 1})
c = Vector(C)
U = Point({-1, 1})
u = Vector(U)
E = Point({2, -2})
e = Vector(E)
V = Point({-2, 1})
v = Vector(V)
O = Point({0, 0})
D = Point({2, -1})
d = Vector(D)
F = Point({-1, -2})
f = Vector(F)
r = Line(O, u)
AA = Distance(A, A)
G = Point({9, -1})
g = Vector(G)
s = Line(O, v)
H = Point({12, -2})
h = Vector(H)
I = Point({5, -1})
i = Vector(I)
J = Point({4, -2})
j = Vector(J)
K = Point({-7, 1})
k = Vector(K)