A = (-1.48, 2.06)
B = (1.22, 3.9)
u = Vector(A, B)
D = (-1.3, -0.68)
a = Line(D, u)
C = Point(a)
E = Point(a)
F = Point(a)
v = Vector(D, C)
w = Vector(E, F)
M = (5.1, 1.56)
N = (11.1, -3.26)
z = Vector(M, N)
Q = (8.52, -3.6)
P = (8.72, 0.84)
b = Vector(Q, P)