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Sagot :

Réponse:

bonjour voici la réponse

Explications étape par étape:

0.17hm 18.23dam 2456m = 265.6dam

3/4dm 542.7cm 23765mm = 2926.7cm

57.6q 1723kg-879hg = 7.3951t

2.37g 37.4cg 67.48mg = 28.1148dg

7.3hm² 345.6a 9732m² = 11.7292ha

543dam² 14.79m² 28764dm² = 54602.43ca

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