A

M

B

C

N

parallèle\ à\ (BC), passant\ par\ M

Quotients\ égaux !

Activité\ Thalès

MathsEnClair.com

Calculés\ par\ Geogebra :

A = (-0.68424, 5.80568)
B = (-3.87864, 2.31846)
C = (3.04256, 1.0407)
a = Line(A, B)
b = Line(A, C)
M = Point(a)
c = Segment(B, C)
d = Line(M, c)
N = Point(b)
e = Segment(M, N)
D = Point(d)
AM = Distance(A, M)
AB = Distance(A, B)
AN = Distance(A, N)
AC = Distance(A, C)
q: AM / AB
q': AN / AC
texte7: "\frac {AM} {AB}=" + (LaTeX[q]) + ""
texte8: "\frac {AN} {AC}=" + (LaTeX[q']) + ""