Răspunsuri

2014-06-15T16:27:34+03:00
A=L*l= 3,88*2,56= 9,9328 m²

4cm=0,04m

A unei dale=(0,04)²= 0,0016m²

9,9328:0,0016=6208 dale sunt necesare
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2014-06-15T16:33:25+03:00
A=L*l
A=3.88*2.56
A=9.9328m^2 - aria podelei

4cm=4/100m=0.04m
A=0.04*0.04
A=0.0016m^2 - aria unei dale

9.9328/0.0016=6208
6208 dale sunt necesare

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