Author: Daniel Mentrard

 \vec{ u } 

 \vec{v } 

 \vec{ w } 

  \vec{ s }=  \vec{ u } + \vec{ v } + \vec{ w } 

  \vec{ s }=  \vec{ v } + \vec{ u } + \vec{ w } 

  \vec{ s }=  \vec{ w } + \vec{ u } + \vec{ v } 

Additionner trois vecteurs du plan (méthode de Chasles)

Source initiale : http://dmentrard.free.fr/GEOGEBRA/

A = (-3, 4)
B = (-6, 2)
C = (-5.452374172811482, -0.18426413310644682)
D = (0.9899778786160037, -0.0012427680090770987)
u = Vector(A, B)
v = Vector(A, C)
w = Vector(A, D)
E = (9, 6)
F = Translate(E, u)
z = Vector(E, F)
G = Translate(F, v)
a = Vector(F, G)
H = Translate(G, w)
b = Vector(G, H)
c = Vector(E, H)
M = (16, 6)
N = Translate(M, v)
h = Vector(M, N)
O = Translate(N, u)
i = Vector(N, O)
P = Translate(O, w)
j = Vector(O, P)
k = Vector(M, P)
I = (21, 6)
J = Translate(I, w)
d = Vector(I, J)
K = Translate(J, u)
e = Vector(J, K)
L = Translate(K, v)
f = Vector(K, L)
g = Vector(I, L)
Q = Midpoint(A, D)
R = Midpoint(A, C)
S = Midpoint(A, B)