Answer: [tex]6\ ft^3[/tex]
Step-by-step explanation:
Given
[tex]14\ ft^3[/tex] cement is used
The volume of each square cement slab is [tex]4\ ft^3[/tex]
So, Volume of two square slab=[tex]2\times 4=8\ ft^3[/tex]
The volume of middle slab= Total Volume -Volume of square slabs
=[tex]14-8=6\ ft^3[/tex]
