\begin{tableau}[pr]{\linewidth}
  \\ \hline %%%%%%%%%%%%%%%%%%%%%%P8
\begin{tikzpicture}[general, scale=0.6]
 \draw[fill=J2, shift={(2.05,1.5)}, rotate=14] (0,0) rectangle (0.25,0.25);
 \draw[fill=J2, shift={(2.25,0.55)}, rotate=14] (0,0) rectangle (0.25,0.25);
 \draw (0,0)--(4,1);
 \draw (0,1)--(4,2);
 \draw[color=J1, very thick] (1.75,2.75)--(2.5,-0.5);
 \draw (4,2) node[above right] {$(d_1)$};
 \draw (4,1) node[right] {$(d_2)$};
 \draw (1.75,2.75) node[above left] {$(d_3)$};
\end{tikzpicture}
 &
  \propriete{} Si deux droites sont perpendiculaires à la même
   droite alors elles sont parallèles entre elles. &
 Ici,  $(d_1)\perp(d_3)$ et $(d_2)\perp(d_3)$.  Donc   $(d_1)//(d_2)$. 
\end{tableau}
