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    Question

    If the perimeter of rectangle is 48 cm and its length is

    4 cm more than breadth then find its area?
    A 270 cm² Correct Answer Incorrect Answer
    B 140 cm² Correct Answer Incorrect Answer
    C 204 cm² Correct Answer Incorrect Answer
    D 315 cm² Correct Answer Incorrect Answer

    Solution

    According to the question Let the length and breadth of rectangle are x cm and (x – 4) cm respectively. Perimeter of rectangle = 2 x (Length + Breadth) ⇒ 2 (x + x – 4) = 48 ⇒ x = 14 Length = x = 14 cm Breadth = x – 4 = 10 cm Area of rectangle = Length x Breadth Area of rectangle = 14 x 10 = 140 cm²

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