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\newcommand{\ch}{Chapitre 1}
\newcommand{\Ch}{Exprimer une quantit\'e \linebreak[1] en \textit{fonction} d'une autre}
\newcommand{\Cl}{Seconde}
\newcommand{\Annee}{2011-2012}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%		Packages
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%	Début
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Table des matieres et style de pages
\Act{}\begin{multicols}{2}
\noindent Rom\'eo souhaite au plus vite offrir une rose fraîchement cueillie \`a Juliette. \\\\
La situation est sch\'ematis\'ee 
de la façon ci-contre.\\\\
Quel chemin doit prendre Roméo pour rejoindre Juliette le plus tôt possible ?\\\\
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\Act{}\begin{multicols}{2}
\noindent Rom\'eo souhaite au plus vite offrir une rose fraîchement cueillie \`a Juliette. \\\\
La situation est sch\'ematis\'ee 
de la façon ci-contre.\\\\
Quel chemin doit prendre Roméo pour rejoindre Juliette le plus tôt possible ?\\\\
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\Act{}\begin{multicols}{2}
\noindent Rom\'eo souhaite au plus vite offrir une rose fraîchement cueillie \`a Juliette. \\\\
La situation est sch\'ematis\'ee 
de la façon ci-contre.\\\\
Quel chemin doit prendre Roméo pour rejoindre Juliette le plus tôt possible ?\\\\
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