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
+414 
