hopkinsbrittni hopkinsbrittni

29-07-2019
Mathematics

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A polygon with 14 sides has how many diagonals?

Respuesta :

konrad509 konrad509

29-07-2019

The number of diagonals in a polygon with n sides is [tex]\dfrac{n(n-3)}{2}[/tex]

So, in polygon with 14 sides, there is [tex]\dfrac{14(14-3)}{2}=7\cdot11=77[/tex] diagonals.

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