Cinq quadrilatères
Deformer les quadrilatères pour reconnaître les figures géométriques.

Carré

Rectangle

Losange

Parallélogramme

Quadrilatère

A = (-3.5, 5.28)
B = (-1.13, 5.23)
f = Line(A, B)
C = (-3.49, 2.95)
g = Line(C, f)
h = Line(A, C)
i = Line(B, h)
D = Intersect(g, i)
poly1, c, a, b, d = Polygon(C, A, B, D)
E = (9.63, 5.27)
F = (9.54, 3.04)
poly2, j, k, l, m, G, H = Polygon(E, F, 4)
I = (0.56, 2.82)
J = (0.55, 5.25)
n = Line(I, J)
p = OrthogonalLine(J, n)
q = OrthogonalLine(I, n)
K = Point(p)
r = Line(K, n)
L = Intersect(q, r)
poly3, i_1, j_1, k_1, l_1 = Polygon(I, J, K, L)
M = (7.31, 5.45)
N = (5.03, 3.15)
s = Line(M, N)
O = Midpoint(M, N)
t = OrthogonalLine(O, s)
P = Point(t)
P' = Mirror(P, O)
poly4, p_1, m_1, p', n_1 = Polygon(P, M, P', N)
Q = (14.23, 5.09)
R = (14.21, 2.83)
S = (16.39, 2.81)
T = (16.45, 5.15)
q1, q_1, r_1, s_1, t_1 = Polygon(Q, R, S, T)