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we all know that the square has 4 equal sides and u said that its perimeter is 40 cm then the length of each of its sides is 40\4=10 and the area of a square is stimess which is side times side then its area is 10 TIMES 10=100CM^2 THAT S IT SO SIMPLE ZEINAB SLEIMAN Lebanon BEIRUT GRADE 8 ALBATOUL HIGH SCHOOL TUESDAY:3-3-09

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16y ago

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