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| Math Central | Quandaries & Queries |
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Question from Alicia: What's the perimeter of a square with 441cm square |
Hi Alicia,
If each of the 4 sides is $s$ cm long then the area is $s^2$ square centimeters. You know that $s^2 = 441.$ What is $s?$ What is the perimeter.
Penny
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