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Math Help - Regular polygon question

  1. #1
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    Regular polygon question

    If a regular polygon has each of its angles equal to 3/5 times of two right angles then the number of sides is

    a) 3

    b)5

    c)6

    d)8
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  2. #2
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    Re: Regular polygon question

    Hint: The angle sum of a polygon with n sides is given by \displaystyle (n - 2) \cdot 180^{\circ}.
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    Re: Regular polygon question

    Quote Originally Posted by sscgeek View Post
    If a regular polygon has each of its angles equal to 3/5 times of two right angles then the number of sides is

    a) 3

    b)5

    c)6

    d)8
    Please don't help sscgeek any more until (s)he starts showing some work.
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