Answer:
The answer in the procedure
Explanation:
we know that
The cross section formed by the slice is a square with the same dimensions of the base of rectangular prism
The length side of the square is 6 cm
The area of the cross section is equal to
![A=b^(2)](https://img.qammunity.org/2020/formulas/mathematics/middle-school/z7z681nqfs0ruu0905ybb033ebqg24se8n.png)
![b=6\ cm](https://img.qammunity.org/2020/formulas/mathematics/middle-school/o5f7ikq78ckc1697hft6kn0om1m2oaa9c7.png)
substitute
![A=6^(2)](https://img.qammunity.org/2020/formulas/mathematics/middle-school/snie45chii7ljr2h78icvk4aifty9qqjal.png)
![A=36\ cm^(2)](https://img.qammunity.org/2020/formulas/mathematics/middle-school/f7n99pa0s739po4bfv135tby4ts7xd2kdw.png)