Answer:
You work on finding volume.
Step-by-step explanation:
Area is squared so it would be something like 210 ft. squared or 210 ft.^2. But since this is area, and it is cubed, it is 210 ft. ^3. You worked on volume.
Answer:
See below.
Step-by-step explanation:

Answer:
have a great Thanksgiving, I hope you have a great day
Answer:
-2y^2 -x^2 -5
Step-by-step explanation:
Just simplify everything. I recomend putting them in seperate groups. By exponent. Don't forget the signs, they are very important.