Odpowiedź:
a) 5cm, 3dm=30cm, 2mm=0,2cm
O=5cm*30cm*0,2cm=30cm³
P=5cm*30cm*2=300cm²
P=5cm*0,2cm*2=2cm²
P=30cm*0,2cm*2=12cm²
Pc=300cm²+2cm²+12cm²=314cm²
b) 1,6cm
O=1,6cm*1,6cm*1,6cm=4,096cm³
P=1,6cm*1,6cm=2,56cm²
Pc=2,26cm²*6=15,36cm²
Pozdrawiam, liczę na naj
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Odpowiedź:
a) 5cm, 3dm=30cm, 2mm=0,2cm
O=5cm*30cm*0,2cm=30cm³
P=5cm*30cm*2=300cm²
P=5cm*0,2cm*2=2cm²
P=30cm*0,2cm*2=12cm²
Pc=300cm²+2cm²+12cm²=314cm²
b) 1,6cm
O=1,6cm*1,6cm*1,6cm=4,096cm³
P=1,6cm*1,6cm=2,56cm²
Pc=2,26cm²*6=15,36cm²
Pozdrawiam, liczę na naj