2880 cubic inches is the answer.
Answer:
B. 25.12
Step-by-step explanation:
We are simply finding the perimeter of the cake.
Perimeter: π × diameter
Perimeter: 3.14 × 8
Perimeter: 25.12 inches
Answer:

Step-by-step explanation:
The total of legs needed to build the stools are:


Likewise the total length of the legs is:


Lastly, the quantity of rods that needed to buy is:


Estimation:
23 --> rounded to 20
71 --> rounded to 70
70 + 20 = 90. I rounded both numbers down so the exact sum must be only a little greater than my estimate.