French, 25.02.2021 15:40 queenkendra16

On augmente de 20% la longueur et on diminue de 20% la largeur d'un rectangle de
dimensions 30 cm sur 20 cm. Quelle est, en
pourcentage, la variation de son aire ?

Answers: 2

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On augmente de 20% la longueur et on diminue de 20% la largeur d'un rectangle de
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On augmente de 20% la longueur et on diminue de 20% la largeur d'un rectangle dedimensions 30 cm sur 20 cm. Quelle est, enpourcentage, la variation de son aire ?​

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Another question on French

On augmente de 20% la longueur et on diminue de 20% la largeur d'un rectangle de
dimensions 30 cm sur 20 cm. Quelle est, en
pourcentage, la variation de son aire ?