Multiple Choice Questions on An aluminium wire when bent in the form of a square encloses area 484 cm 2 if the same wire is bent ........... for CDS Exam Preparation

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Multiple Choice Questions

An aluminium wire when bent in the form of a square encloses area 484 cm 2 if the same wire is bent ...........

Quantitative Aptitude (CDS) Mensuration 2D
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    An aluminium wire when bent in the form of a square encloses area 484 cm 2 .if the same wire is bent in the form of a circle.it encloses an area equal to

    144cm^2

    Incorrect Answer

    616cm^2

    Correct Answer

    168cm^2

    Incorrect Answer

    672cm^2

    Incorrect Answer
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    Explanation:

    a ^2 =484
    a =22cm
    Perimeter =4a=88
    2πr=88
    r =14
    Area= πr 2 =22/7*14*14
    =616 cm 2

    By: bhavesh kumar singh
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