The length of a rectangular plot is twice of its width. If the length of a diagonal is 9√5 meters, the perimeter of the rectangular is?

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Accepted Answer

Let breadth = y meters, Then, length = 2y meters ∴ Diagonal = √y2 + (2y)2 = √5y2 meters So, √5y2 = 9 √5 ∴ y= 9 Thus, breadth = 9 m and le…

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