Dana is finding the perimeter of different-sized squares.
There is a proportional relationship between the side length of the square in inches, x, and
the perimeter of the square in inches, y.
x (side length in inches) y (perimeter in inches)
1
4
2.
8
3
12
5
20
What is the constant of proportionality? Write your answer as a whole number or decimal.
inches in perimeter per inch in side length
