What is the apothem of a polygon? Thank you very much....

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Answer 1 · 2016-03-26T15:11:17

Defined only for regular polygons, apothema is a segment from a center of a polygon to a midpoint of any side.

Here is the apothema of a regular octagon:

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Apothema is also a radius of an inscribed circle and the shortest segment that connects a center of a regular polygon with points on its sides.