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Aire

Série de découpages : 5 figures pour voir les transformations permettant de retrouver l'aire de triangle, parallélogramme et trapèze. (lire les commentaires)

Aire d'un parallélogramme

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para.g2w (1kb)

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Aire d'un trapèze

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trap.g2w (2kb)

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Aire d'un triangle

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tri.g2w (2kb)

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Aire d'un triangle 2

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tri2.g2w (1kb)

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Aire d'un triangle rectangle

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trirec.g2w (2kb)

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