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Discussion :: IBPS BANK EXAM TEST 4

  1. The breadth of a rectangle is half of its length. Also, the length of the rectangle is equal to the radius of a circle of area 154 sq. cms. What is the perimeter of rectangle ?
    2. A.

    20.5 cms
    B.

    22 cms
    C.

    42 cms
    D.

    10.5 cms
    E.

    None of these

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    Answer : Option E

    Explanation :

    πr2 = 154
    =>r2 = 154/Ï€ = 154*7/22 = 7 * 7
    r = 7
    Length of rectangle = 7 cm
    Breadt of rectangle = 3.5 cm
    Perimeter of rectangle = 2(7 + 3.5) = 21 cm

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