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Railways R.R.C. (Hajipur) Solved Paper Held on 1st Shift 30-11-2014

  • question_answer
    The sum of all interior angles of a regular polygon is\[1080{}^\circ \]. The number of sides of the polygon is?

    A) 8

    B)                           6

    C) 10                                

    D) 9

    Correct Answer: A

    Solution :

    Let the number of sides of the polygon is x. Then,    \[(x-2)\times 180=1080\] \[x-2=6\] \[x=8\]


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