longueur de la courroie=l+j+o+n=

q

q est affiché dans la marge d'algèbre

a = 1.05 (slider from -5 to 5)
b = 2.4 (slider from -5 to 5)
A = (0.0386, 0.2188)
B = (5.04, 0.34)
c = Circle(A, a)
d = Circle(B, b)
C = Point(c)
f = Line(A, C)
g = Line(B, f)
D = Intersect(d, g, 2)
h = Line(C, D)
i = Line(A, B)
E = Intersect(h, i)
F = Midpoint(E, A)
e = Circle(F, E)
G = Intersect(c, e, 2)
J = Intersect(c, e, 1)
G' = Dilate(G, b / a, E)
J' = Dilate(J, b / a, E)
H = Intersect(c, i, 1)
I = Intersect(d, i, 2)
k = CircumcircleArc(G, H, J)
p = CircumcircleArc(G', I, J')
j = Segment(G, G')
l = Segment(J, J')
m = Distance(l, j)
n = Length(k)
Textek: "Longueur de l'arc " + (Name[k]) + " = " + n
Pointk = PointIn(k)
o = Length(p)
Textep: "Longueur de l'arc " + (Name[p]) + " = " + o
Pointp = PointIn(p)
q: o + n + l + j