Sagot :
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
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