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

##### 1 Answer

Mar 26, 2016

#### Answer:

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

#### Explanation:

Here is the apothema of a regular octagon:

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.