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a. 1. 1/4 km2 = 1250000 m²
b.30ha = 300000 m²
c.15a = 1500 m²
d.20000cm kwadratowe = 2 m²
zamień na hektary
a.180000 m = 18 ha
b. 10km = 100000 ha
c.800a = 8 ha
d. 2 ha 50 a = 2,50 ha
b)300000m2
c)1500m2
d)2m2
a)18ha
b)100000ha
c)8ha
d)2,5ha