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Lola0806
@Lola0806
May 2019
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Bonjour j'ai besoins d'aide en maths niveau 5eme.
Exercice 23
Merci d'avance
Lola0806
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rosiemuller2000
Verified answer
Coucou
Acarre = 3*3 = 9 cm^2
Atriangle = (3*2,5)/2 = 3,75 cm^2
ensuite il y a 4 triangles donc
3,75 *4 = 15 cm^2
et maintenant on additione l aire des 4 traingles et l aire du carre ce qui nous donne
15 + 9 = 24 cm^2
l aire de la figure est de 24 cm^2
voila j espere t avoir aider
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Bonjour j'ai besoins d'aide en maths niveau 5eme. Exercice 23 Merci d'avance Lola0806
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Verified answer
CoucouAcarre = 3*3 = 9 cm^2
Atriangle = (3*2,5)/2 = 3,75 cm^2
ensuite il y a 4 triangles donc
3,75 *4 = 15 cm^2
et maintenant on additione l aire des 4 traingles et l aire du carre ce qui nous donne
15 + 9 = 24 cm^2
l aire de la figure est de 24 cm^2
voila j espere t avoir aider