Mathematics, 03.02.2021 21:50 stinematesa

Trois triangles équilatéraux identiques sont découpés dans les coins d'un triangle équilatéral de côté 6 cm. La somme des périmètres des trois petits triangles est égale au périmètre de l'hexagone gris restant. Quelle est la mesure du côté des petits triangles .

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Trois triangles équilatéraux identiques sont découpés dans les coins d'un triangle équilatéral de cô...

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