The sum of the area of all the faces of a solid cube is 54cm^2. What is the volume of the cube??

\(A = 6x^2\)

\(6x^2 = 54 cm^2 \)

\(x^2 = 9 \)

\(x=3 cm \)

so the length of the cube is 3 cm .

\(v = x^3 \)

\(v = 3^3 \)

\(v = 27 cm^3 \)

Hallo