\hat e_3

\hat e_1

\hat e_2

A = (10.5, -4.94)
B = (10.68, 4.18)
u = Vector(A, B)
C = (6.12, -0.34)
D = (15.56, -0.46)
v = Vector(C, D)
E = (12.9, 1.44)
F = (7.96, -2.46)
G = (7.84, -2.42)
H = (13.36, 1.68)
w = Vector(G, H)