\babel@toc {french}{}\relax 
\contentsline {chapter}{\numberline {1}Une histoire de grandeurs}{2}{chapter.1}%
\contentsline {chapter}{\numberline {2}Les tableaux de proportionnalit\'e}{7}{chapter.2}%
\contentsline {chapter}{\numberline {3}Les pourcentages}{12}{chapter.3}%
\contentsline {chapter}{\numberline {4}Repr\'esentation graphique}{14}{chapter.4}%
\contentsline {chapter}{\numberline {5}Proportionnalit\'e et statistiques}{18}{chapter.5}%
\contentsline {section}{\numberline {5.1}Diagrammes circulaires et semi-circulaires}{18}{section.5.1}%
\contentsline {section}{\numberline {5.2}Diagrammes en b\^atons et compagnie}{19}{section.5.2}%
\contentsline {chapter}{\numberline {6}Mouvement uniforme}{21}{chapter.6}%
\contentsline {chapter}{\numberline {7}\'Echelle}{25}{chapter.7}%
\contentsline {chapter}{\numberline {8}Produits en croix \& vitesse moyenne}{31}{chapter.8}%
\contentsline {chapter}{\numberline {9}Grandeurs compos\'ees}{37}{chapter.9}%
\contentsline {chapter}{\numberline {10}Proportionnalit\'e et g\'eom\'etrie}{42}{chapter.10}%
\contentsline {section}{\numberline {10.1}Le th\'eor\`eme de Thal\`es}{42}{section.10.1}%
\contentsline {section}{\numberline {10.2}Agrandissement et r\'eduction}{43}{section.10.2}%