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Area of a square can be calculated using the formula A = a^2, where "a" is the length of a side of the square. Its perimeter is P = 4*a.

49 = a^2 => a = 7cm

P = 4*7 = 28cm

The perimeter of the square is 28cm.

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โˆ™ 2008-12-16 13:31:23
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Q: What is the perimeter of a square if it has an area of 49 centimeters squares?
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