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Sagot :

bonsoir,

1000000 hm2

1 dm = 1e-3 hm

Donc 1 dm² = 1e-3 * 1e-3 hm² = 1e-6 hm²

1000000 dm² = 1e-6 * 1000000 = 1 hm²

Reponse:

1000000 dm² = 1 hm²

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