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SSC Sample Paper SSC-CGL TIER - I Sample Test Paper-9

  • question_answer
    The perimeter of a rectangle, one of whose sides is 10 cm and diagonal 26 cm, is:

    A) 60 cm                          

    B) 64 cm

    C) 68 cm                          

    D) 72 cm

    Correct Answer: C

    Solution :

    Let the other side of the rectangle \[x\,cm\] Then, \[{{x}^{2}}+{{10}^{2}}={{26}^{2}}\] \[x=\sqrt{576}=24\,\,cm\] Perimeter =\[~2\left( l+b \right)\] \[=2\left( 10+24 \right)=\mathbf{68}\text{ }\mathbf{cm}\]


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