Răspunsuri

2014-05-18T12:26:33+03:00
A = l x l
A= 5,3m x 5,3m
A= 28,09m
A= 0,280n hectare
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2014-05-18T12:41:16+03:00

5,3m=53dm


A=l²

A=53²

A=2809 dm²

1 ha=1 hm²

A=0,2809 ha

1 5 1