Question

A 8 cm cube is cut into 4 cm cubes. Calculate the total surface area of all the small cubes.

Answer 1

Total surface area of cube=
$6 {l}^{3}$
$= 6\times{4}^{3} \\ = 6 \times 64 \\ = 384$
One cube surface area is 384 cm
there was 2 cubes 8cm was divided by 4cm if it's is for one 4cm is also 384 cm
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