si je rajoute 3 cm à la largeur d'un rectangle j'obtiens la longueur le perimetre est de 34 cm quelles sont les dimensions du rectangle et justifier vos demarches

By: USER3734
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
si je rajoute 3 cm à la largeur d'un rectangle j'obtiens la longueur le perimetre est de 34 cm quelles sont les dimensions du rectangle et justifier vos demarches
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Answer (162)

Best Answer
(52)
C est un rectangle de 7x10 car 7+3=10 et 2x(7+10)=34
Answered on 27 Agustus 2025
(157)

3x2=6 

34-6=28

28/4=7

7+3=10

Donc La Largeur Mesure 10cm Et La Longueur Mesure 10cm

 

       Voilà :) Derien

Answered on 27 Agustus 2025

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