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2014-04-23T16:20:32+03:00
A)14dam si 10m=140m+10m=150m   b)14dam si 800dm=140m+80m=220m   c)14dam si 8000cm=140m+80m=220m  Folosim media aritmetica: 150+220+220 supra3=590 supra 3=19,6
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