the length and breadth of a rectangle are are in the ratio 2:1 if it breadth is 200 metre then find its perimeter
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1200m is the perimeter
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Breadth = 200m so length =200x ratio of length = 200x2 = 400 . Formula for perimeter of rectangle = 2(l+b) . 2(200+400) = 800+400 = 1200
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