AxXY/Pi
centimeter
If an equilateral triangle and a square have equal perimeters, then the ratio of the area of the triangle to the area of the square is 1:3.
It would be square feet which is a measure of area.
MOst of it
yes
The answer will depend on what kind of shape it is.
Infinite, but if the dimensions have to be integers, then it would be 8 and 10.
"18 perimeters" is is a meaningless phrase since there are no units of measurement. It is like asking how tall are 18 heights?
24
Because the area is different than the perimeters
The first recorded use of areas and perimeters in the west was in ancient Babylon, where they used it to measure the amount of land that was owned by different people for taxation puposes.
The area of a book cover would depend on the dimensions of the cover. To find the area, you would multiply the length by the width of the book cover. Formula for area of a rectangle is length x width.