Answer:
144 cm²
Explanation:
In dividing to 8 cubes the side of a cube will be 2 cm.
It can be taken by volume as
4×4×4 = 8×(l×l×l) where l = length of the cube required.
So surface area of a small cube is 6×(2×2) = 24 cm²
Six such cubes will have a surface area of 144 cm²