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a fost răspuns

Completeaza unitatea de mas corespunzătoare :a) 200m =20.....,130dm=13.....,500dm=5....., B) 12000m=12......,7200cm=72....,570hm=57....,c)8km=8000.....,36km=36000.....,13dam=13000....,d)9000dm=9......,4300hm=430.....,7000dam=70......,.