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.
One pair Because the sides are the same side as each other top and bottom are not equal :)
Answer:
(x^2+16x+63)
Step-by-step explanation:
(x^2+17x+72)-(1x+9)
(x^2+16x+63)
If this is incorrect I appologize