Answer:
4 feet on each side.
Explanation:
Given :
Width of the wall = 11 feet
Width of the window = 3 feet
Now for the window to be placed in the center of window :
![$=(11-3)/(2)$](https://img.qammunity.org/2022/formulas/mathematics/high-school/fh6i7gtgll4aisvlwpwoor7j1h6f23ed35.png)
![$=(8)/(2)$](https://img.qammunity.org/2022/formulas/mathematics/high-school/8dipscekzi88x91m7nkg83im079lnyo92a.png)
= 4 feet
Therefore, in order to place the window on the center of the wall, 4 feet space must be there on each side of the window.