Sense this would be known to be a 'prism', we would them do the following key point:

Therefore, we would then multiply to following numbers which would be above.
Question #2.The reason to why we would us 'square units' to answer in a area format would be because by doing so, it would then describe the surface of the area. And by knowing what you are measuring something by would be a whole lot easier.
Answer:
240x is=f simplfied.
Step-by-step explanation:
10x^3 is the greatest common factor