p=a*a , P=1dm kwadratowy 1dm = 10cm 1=a*a
p=a*a , P=1dm kwadratowy 1dm = 10cm
1=a*a
1 dm²=100cm² P=a² P=100cm² a=10cm a=adm To o to ci chodziło?
1dm2=100cm2 1cm=10mm 100cm2=10cm*10cm
P = 1dm * 1dm P = 1dm² 1dm² = 100cm² 1dm = 10cm 1cm² = 10mm * 10mm 100cm² = 10cm * 10cm