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If the perimeter of a rectangle is 100 cm and its length (l) is 20 cm more thanIts breadth (b), find its length and breadtha)l=30 cm, b = 10b)l=40cm, b = 60 cmc)l=35 cm, b = 15 cmd) of these |
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Answer» 2x+2(x+20) = 100 4x = 100-40 4x = 60 x = 15 cm = breadth length = 20+15 = 35 cm |
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