aire figure plane Flashcards

1
Q

carré

A

c à la 2

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2
Q

rectangle

A

b x h

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3
Q

parallélogramme

A

b x h

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4
Q

losange

A

D x d sur 2

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5
Q

trapèze

A

(B+b) x h sur 2

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6
Q

triangle

A

b x h sur 2

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7
Q

polygone régulier

A

can divisé par 2 (mesure coté x nb coté x apothème)

ou périmètre x apothème divisé par 2

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8
Q

disque et circonférence disque

A

pie x r à la 2

circ

2 x pie x r

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