Question

the length of the edge of a cube is 4 cm.
find (1) the total surface area
(2) volume if the cube.

Answer 1

Dear student
$$\begin{gathered} \mathrm{length},\mathrm{l}=4\mathrm{cm} \\ \mathrm{Volume}\mathrm{of}\mathrm{cube}={\mathrm{l}}^3=4^3=64{\mathrm{cm}}^3 \\ \mathrm{Total}\mathrm{surface}\mathrm{area}\mathrm{of}\mathrm{cube}=6{\mathrm{l}}^2=6\times 4^2=96{\mathrm{cm}}^2 \end{gathered}$$
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