Question

The total surface area of a cube is 36 sq cm. Find the edge length of the cube.

• A. 6 cm
• B. 2√6 cm
• C. 4√6 cm
• D. √6 cm

Answer 1

The correct option is D √6 cm

Total surface area of a cube = $6a^2$
$36c{m}^2=6a^2$
$6=a^2$
$\sqrt{6}=a$