calcul de l'aire (m2) Flashcards

1
Q

aire du carré

A

Côté x Côté = a²

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2
Q

aire du cercle

A

(Rayon)² x π = r².π

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3
Q

aire du rectangle

A

Longueur x Largeur = a.b

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4
Q

aire du triangle

A

Base x Hauteur / 2 = a.h / 2

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5
Q

aire du triangle rectangle

A

Base x Hauteur / 2 = b.c / 2

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6
Q

aire du losange

A

Produit des diagonales / 2

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7
Q

aire du parallélogramme

A

Base x Hauteur

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8
Q

aire du trapèze

A

(Petite base + Grande base) x Hauteur / 2

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9
Q

aire du disque

A

(Rayon)² x π = r².π

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10
Q

aire du cube

A

6 x Arête x Arête = 6a²

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11
Q

aire d’une sphère

A

4π x (Rayon)²

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12
Q

aire d’un cylindre

A

2π x Rayon x h = 2π.r.h

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