Donna Bella

Angle\;\widehat{AOB}

Angle\;\widehat{OAB}

Segment\;[AT]

Segment\;[BP]

Angle\;\widehat{TAC}

Angle\;\widehat{PBS}

Angle\;\widehat{OBA}

Miroir,\;mon\;beau\;miroir,\;dis-moi\;qui\;est\;la\;plus\;belle\;?

Pour déplacer Donna Bella, bouger le point orange.

Champ de vision

Reflet de Donna Bella

C = (6, 5.5)
S = (6, -3.5)
a = Line(C, S)
A = Point(a)
B = Point(a)
b = Segment(A, B)
c = OrthogonalLine(S, a)
A_1 = Point(c)
P = Point(Circle[A_1, 4.1])
T = Point(Circle[A_1, 9.23])
d = OrthogonalLine(T, a)
O = Point(Circle[A_1, 7.15])
e = Ray(O, A)
f = Ray(O, B)
α = Angle(B, O, A)
β = Angle(P, B, S)
γ = Angle(A, B, O)
δ = Angle(C, A, T)
ε = Angle(O, A, B)
T_1 = Intersect(d, e)
g = OrthogonalLine(P, a)
P_1 = Intersect(g, f)
h = Segment(O, A)
i = Segment(O, B)
j = Segment(A, T)
k = Segment(B, P)
l = Ray(A, T_1)
m = Ray(B, P_1)
o = false
p = false
q = false
r = false
s = false
t = false
D = (6.379999999999999, 5.199999999999998)
a_1 = Line(D, a)
E = Point(a)
F = Point(a_1)
G = Intersect(c, a_1)
poly1, e_1, f_1, g_1, s_1 = Polygon(E, F, G, S)
n = false
image2' = Mirror(image2, s_1)
u = false
v = false
H = Point(l)
I = Point(m)
poly2, i_1, h_1, o_1 = Polygon(H, O, I)