Answer
The volume of right rectangular prism 10 cubic inch.
Explanation:
The volume of cube

each edge of cube
inch
so,
the volume of cube
![=\left [ (1)/(2) \right ]^{^(3)}](https://img.qammunity.org/2021/formulas/mathematics/high-school/bgxw8j8l8bbhtcqiwcy65do79oqvepp5bx.png)
one cube of volume
cubic inch.
cube of volume
cubic inch
so the volume of rectangular prisme equal to volume of 80 cube.