side of a square exceeds the side of another square by 3 cm and the sum of the areas of the two squares is 549 CM square find the perimeter of the square
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2x^2+2x+9=549
in solving we get x is 15 cm
another side is 18 cm
so their perimeter equals 4(15+18)
=4(33)
=132 cm
in solving we get x is 15 cm
another side is 18 cm
so their perimeter equals 4(15+18)
=4(33)
=132 cm
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