L’aire d’un losange (9e-GM.1)
Dans cette vidéo, tu vas découvrir comment trouver la formule pour calculer l’aire d’un trapèze. Il y aura également une astuce qui pourra t’être utile dans le futur!
Thèmes
Nombres :
• Les nombres naturels
• Fractions
• Puissances et racines
Géométrie :
• Périmètre et aire de polygones
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