Question

Na dzisiaj potrzebne zamien na cm2 : 4dm2,15dm2,120dm2, 1,4dm2, 140mm2, 1500mm2, 7a, 0,035ha zamien na m2: 5a, 12,5a ,13ha 18,3a , 180ha, 2km2, 0,4a,12km2 zamien na ary: 43,7m2,1670m2, 0,35ha, 1000ha,4ha,12,3ha,12km2,103,46ha zamien na hektary: 210a,427 805m2, 5 260 597 km2, 320 000 000cm2, 62 508 870a, 27,10a , 20 010 000km2, 1 986 000a

Answer 1

4 dm²= 4· (10 cm)= 400 cm²

15 dm²= 15· (10cm)²=  1500 cm²

120 dm²= 120 (10cm)²=12000 cm²= 12·10³cm² itd.