Mathematics · Geometry
What is the diameter of a circle inscribed in a regular polygon of 15 sides with side length unity?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1tan 12°
- 20.5 tan 12°
- 3cot 12°✓
- 40.5 cot 12°
Correct answer
cot 12°
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