Question

find the length of the side of a cube whose total surface area is 216 cm2

Answer 1

6 is the answer. mark me the brainliest answer

Answer 2

Total surface area of cube
$= {l}^{3} \\ 216 = {l}^{3} \\ l = \sqrt{216 } \\ l = \sqrt{2 \times 2 \times 2 \times 3 \times 3 \times 3 \times 3} \\ l = 18 \sqrt{2}$