SOLUTION: Please help me solve this equation : A rectangle has an area of 40 square units and whole-number side lengths. Could the perimeter of the rectangle be 22 units? Explain your reaso

Algebra ->  Rectangles -> SOLUTION: Please help me solve this equation : A rectangle has an area of 40 square units and whole-number side lengths. Could the perimeter of the rectangle be 22 units? Explain your reaso      Log On


   



Question 458321: Please help me solve this equation : A rectangle has an area of 40 square units and whole-number side lengths. Could the perimeter of the rectangle be 22 units? Explain your reasoning. Thank you.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
x*y=40
2x+2y=22
x+y=11
There are no whole numbers which fit the requirements.
Factors of 40 which add up to 11
Here are the whole number factors of 40
1*40
2*20
4*10
5*8
none of which add up to 11