Odpowiedzi

2009-12-16T18:56:42+01:00
6 km2=6 000 000m2
0,05 km2=50 000m2
75 dm2=0,75 m2
45 cm2=0,0045 m2
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2009-12-16T18:56:13+01:00
6km²x100x100=60000m²
0,05km²x100x100=500m²
75dm²/10/10=0,75m²
45cm²/100/100=0,0045m²
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