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16 votes
Each interior angle of a regular polygon with 15 sides is: (round to 1 decimal place, if necessary)Blank 1: _____ degrees

User Incredible
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1 Answer

19 votes
19 votes

We have to find the measure of the interior angle of a regular polygon with 15 sides.

We can use the formula:


\alpha=((n-2))/(n)\cdot180\degree

where α is the interior angle and n is the number of sides of the polygon.

We can then calculate it as:


\begin{gathered} \alpha=(15-2)/(15)\cdot180\degree \\ \alpha=(13)/(15)\cdot180\degree \\ \alpha=156\degree \end{gathered}

Answer: 156 degrees.

User Harish Sridharan
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