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Diagonals of a Polygon Complete

by Biljana Stojanoska

Resource for calculating the number of diagonals on a shape. The number of diagonals of an n-sided polygon is: n(n − 3) / 2
Images of diagonals as well as calculations.

Year 6 / 2D Shapes

Comments & feedback

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  • Hi Biljana,

    Thanks for requesting a resource!

    Currently, there’s an estimated 14 day wait on new resource requests.

    In the meantime, if you have any questions, simply add a comment below and I’ll be more than happy to help.

    Kind regards,

    Comment by Teach Starter on April 9, 2015 at 11:19 am

  • Hi Biljana,

    Just a quick note to let you know that we have started work on your requested resource:

    Diagonals of a Polygon

    We may contact you over the coming days if we require further information or have any questions.

    Kind regards,

    Comment by Teach Starter on April 18, 2015 at 9:49 am

  • Hi Biljana,

    Thanks again for requesting a Teach Starter resource.

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    Comment by admin on April 21, 2015 at 4:24 pm

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