1cm=mm? 1dm=cm? mm? 1m=dm? cm? mm? 1km=m? dm? cm? mm? 1a=km? m? dm? cm? mm? 1ha=a? km? m? dm? cm? mm?

1cm=10mm 1dm=10cm=100mm 1m=10dm=100cm=1000mm 1km=1000m=10000dm=100000cm=1000000mm 1a= 0,0001 km2 = 100m2= 1000000cm2= 100000000mm2 1ha= 100a =0,01 km2= 10000 m2= 100000000 cm2 =10000000000 mm2