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Thread: Geometry Puzzle

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    Geometry Puzzle

    In the figure a shaded polygon which has equal sides and equal angles is partially covered with a sheet of blank paper. If x + y = 80, how many sides does the polygon have?
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    Re: Geometry Puzzle

    <span style="background-color: #FFFF00; color: #FFFF00; font-weight: bold">9</span hide>
    <span style="background-color: #FFFF00; color: #FFFF00; font-weight: bold">n * 140 = (n-2) * 180</span hide>
    Regards
    John



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