Final Tip. While it is important to know what you can afford in terms of monthly car payments, that shouldn't be your only measurement of a good car loan. Take a look at all the numbers in the sales contract so that you are fully aware of what you are paying for the car.
What is the length of a roll of carpet? There isn't a standard length for carpet rolls. They are often shipped as large as 200 sq yards depending on how thing the nap is. Carpet widths are most often 12', but they aâ¦re sometimes 15', 13'6, and 6' wide. 12 people found this useful.
Find the area of the entire roll of carpet. Separately, find the area of the hole in the center of the roll. Use the mathematical equation that allows you to find the area of the carpet to figure out these numbers. This equation for area is Pi times r^2.