Each interior angle of a regular polygon is 144⁰. Find the interior angle of a regular polygon double the number of sides as in the first polygon .
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Answer:
162⁰
Step-by-step explanation:
A regular decagon has total ASP as 1440 i.e. every angle is 144.
If you double the sides it will become an icosagon with total ASP 3240
From above statement,
3240/20 = int. angle of icosagon
162 degrees
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