Déplacer le point M 

A = (-7, 0)
B = (1, 0)
a = Segment(A, B)
M = Point(a)
C = Midpoint(A, M)
D = Midpoint(M, B)
c = Circle(C, M)
d = Circle(D, B)
b = LineBisector(A, M)
e = LineBisector(M, B)
Q = Intersect(d, e, 2)
h = Segment(M, Q)
i = Segment(Q, B)
P = Intersect(c, b, 2)
f = Segment(A, P)
g = Segment(P, M)
j = Segment(P, Q)
k = Segment(A, Q)
l = Segment(B, P)
E = (-11, 5)
m: k / 2
n: j / 2
o: l / 2
texte1: "La longueur PQ = l vaut: " + n + ""
texte3: "La longueur PQ = l vaut : " + m + ""
texte4: "La longueur PQ = l vaut: " + o + ""