c)
9cm*100=900cm=9m
8cm*100=800cm=8m
d)
P=1/3*9m*8m
P=24m²
1 : 100
900cm x 800cm = 720000cm kwadratowych = 72m 2
720000 / 3 = 240000cm 2 = 24m 2
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c)
9cm*100=900cm=9m
8cm*100=800cm=8m
d)
P=1/3*9m*8m
P=24m²
1 : 100
900cm x 800cm = 720000cm kwadratowych = 72m 2
720000 / 3 = 240000cm 2 = 24m 2