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Nati13
a fost răspuns

Calculati aria unui dreptunghi ce are dimensiune:
a) L=13m,1=8m
c) L=0,5dam ,1=3,2m
f) L=2,7dam,1=2100dm

Răspuns :

MishkaMotanu
a)A=2(13+8)=26+16=42m²
c)1dam=10m A=2(5+3,2)=10+6,4=16,4m²
f)1dam=10m 1dm=0,1m A=2(27+210)=54+420=474m²

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