Answer: The volume of a cube that has a side length of 7 inches is 343 cubic inches.
Step-by-step explanation:
Given: The formula V = s³ gives the volume V of a cube with side length s.
The side length of cube = 7 inches
Then, Volume of cube = [tex]7^3\text{ cubic inches}[/tex]
[tex]= 7\times7\times7\text{ cubic inches}\\\\=343\text{ cubic inches}[/tex]
Therefore, the volume of a cube that has a side length of 7 inches is 343 cubic inches.