SOLUTION: Which has a greater perimeter, a 28-inch square or a 21-inch by 31-inch rectangle? Explain.

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Question 565779: Which has a greater perimeter, a 28-inch square or a 21-inch by 31-inch rectangle? Explain.
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
Perimeter is distance around a shape, right?
So add each up and see what is greater.
The square wins!
Make sense?
RJ
www.math-unlock.com