nyrnxmaya nyrnxmaya

16-03-2020
Mathematics

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What is the perimeter of a square with an area of 441 cm2?

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tharushaks1 tharushaks1

17-03-2020

Area of the square = side x side = side ^2

therefore to find a length of one side = Square root of the 441

sqrt of 441 = 21 cm

so the perimeter of a square is 21 x 4 = 84 cm

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