arrianezola11 arrianezola11

11-11-2021
Mathematics

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SI l'aire d'un carré ABCD est 49 dm au carré quelle est la mesure de son côté AB justifier

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mathstudent55 mathstudent55

11-11-2021

Answer:

7 dm

Step-by-step explanation:

Pour un carré,

aire = (côté)²

(côté)² = 49 dm²

√[(côté)²] = √(49 dm²)

côté = √(49 dm²)

côté = 7 dm

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