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Math Help - Polygons

  1. #1
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    Polygons

    These things are driving me nuts. Everything else in this whole book makes sense to me, except this. I'm so angry i could vomit. I just need to know what the formula is for the number of sides on a polygon to the number of triangles in it.
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by squareknot View Post
    These things are driving me nuts. Everything else in this whole book makes sense to me, except this. I'm so angry i could vomit. I just need to know what the formula is for the number of sides on a polygon to the number of triangles in it.
    see here
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  3. #3
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    you are a god T_T
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