Question

if the length of a diagonal of a cube is
$8 \sqrt{3}$
cm, then find its surface area.
​

Answer 1

Answer:

Formula of diagonal of a cube= Side√3 cm

let the side of the cube be X cm

ATP,

X√3=8√3

X=8

Length of each side of cube= 8 cm

Surface area of the cube= 6×(Side)² = 6×8²= 6×64=384 cm²