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A square has an area of 40 square meters. What is the perimeter of the square?
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A square has an area of 40 square meters. What is the perimeter of the square?

User Ole
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Because all the sides of a square are equal, its side length is the square root of 40, which can be simplified to 2 radical 10. Then you multiply by 4 to find the perimeter, which would be 8 radical 10.
User Fourslashw
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