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B
14x - 2y
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C
14x + 3y
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D
14x - 3y
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Solution
The correct option is A 14x + 2y In the given fig. ABCD is a rectangle. ∴ Perimeter of rectangle = 2 (length + breadth) = 2[(5x - y) + 2 (x+ y)] = 2 (5x – y + 2x + 2y) = 2(7x+ y) = 14x + 2y