\begin{tableau}[pr]{\linewidth}
  \\ \hline %%%%%%%%%%%%%%%%%%%%%%P32
\begin{tikzpicture}[general, xscale=0.7, yscale=0.5]
 \draw (0,-1)--(2,0)--(0,1)--(-2,0)--cycle;
 \draw (0,-1) node[below] {$A$};
 \draw (2,0) node[right] {$B$};
 \draw (0,1) node[above] {$C$};
 \draw (-2,0) node[left] {$D$};
 \draw (1,0.5) node[color=A1, rotate=63.435] {$\approx$};
 \draw (-1,0.5) node[color=A1, rotate=116.565] {$\approx$};
%  \draw (1,-0.5) node[color=A1, rotate=116.565] {$\approx$};
%  \draw (-1,-0.5) node[color=A1, rotate=63.435] {$\approx$};
\draw (-3,-1.5) node[right]{$ABCD$};
\draw (-3,-2.2) node[right]{est un parallélogramme};
\end{tikzpicture} &
  \propriete{}
 Si un parallélogramme a deux côtés consécutifs de la même longueur alors c'est un losange.&Ici, $ABCD$ est un parallélogramme avec $CD=CB$.
 
 Donc $ABCD$ est un losange. 
  \\ \hline 
\end{tableau}
