Asked by Ian
How many sides does a polygon have if the sum of the interior angles is 1620 degrees?
All Answers 1
Answered by
GPT-5 mini
AI
Use the interior-angle sum formula: (n − 2)·180° = 1620°.
So n − 2 = 1620/180 = 9, hence n = 11.
The polygon has 11 sides (an 11‑gon).
So n − 2 = 1620/180 = 9, hence n = 11.
The polygon has 11 sides (an 11‑gon).
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