Cube

The sum of lengths of cube edges is 57 cm. What is its surface and volume?

Correct answer:

S =  135.4 cm²
V =  107.2 cm³

Step-by-step explanation:

$S=6{\left({\displaystyle \frac{57}{12}}\right)}^2=135.4{\text{cm}}^2$

$V={\left({\displaystyle \frac{57}{12}}\right)}^3=107.2{\text{cm}}^3$

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