Respuesta :

[tex]\bf \textit{sum of all interior angles of a regular polygon} \\\\\\ n\theta=180(n-2)\qquad \begin{cases} n=\textit{number of sides in the polygon}\\ \theta=\textit{one internal angle} \end{cases} \\\\\\ \theta=\cfrac{180(n-2)}{n}[/tex]

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