Question

Cum aflu aria laterala a unui cum cu volumul de 0,64 m3

Answer 1

$V=0.64= \frac{64}{100}m^3 \\ V=l^3\Rightarrow l= \sqrt[3]{V}= \sqrt[3]{ \frac{64}{100} } = \frac{4}{ \sqrt[3]{100} } \\ A_{laterala}=4l^2=4\cdot \frac{4}{ \sqrt[3]{100} }= \frac{16}{ \sqrt[3]{100} } m^2$