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e is in the form of a square of side 16 cmIt is bent to make a rectangle of breadth 10Find the length of the rectangle formed. Findwhich one has more area.cm. |
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Answer» Length of square = 16 cmPerimeter of Square = 4*16= 64 cmArea of square = 16*16= 256 cm^2 Let length of Reactangle be lBreadth of Reactangle = 10 cmPerimeter of Reactangle= 2(l + 10)= 2l + 20 Perimeter of Reactangle = Perimeter of Square Hence,2l + 20 = 642l = 44l = 44/2 = 22 cm Area of Reactangle = 22*10= 220 cm^2 Therefore,Length of Reactangle = 11 cm Square has more area. |
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