%@metapost:6anglesexo28.mp Pour chacun des cas ci-dessous, donne la mesure des angles dessinés. \\ \includegraphics{6anglesexo28.1}\hfill\includegraphics{6anglesexo28.2} \\ \includegraphics{6anglesexo28.3}\hfill\includegraphics{6anglesexo28.4} \\ \includegraphics{6anglesexo28.5}\hfill\includegraphics{6anglesexo28.6}