SOLUTION: Write a polynomial that represents the difference between the perimeter of a square and the circumference of a circle that have the same side length and diameter, represented by x.

Question 945074: Write a polynomial that represents the difference between the perimeter of a square and the circumference of a circle that have the same side length and diameter, represented by x. What is the difference when x is 9 inches? Use 3.14 for π.
Answer by josgarithmetic(39838) (Show Source): You can put this solution on YOUR website!
x, both for the side length of square and diameter of circle.

, using r for radius, and know that , so .