# Definition:Polygon/Side

< Definition:Polygon(Redirected from Definition:Side of Polygon)

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## Definition

The line segments which make up a polygon are known as its **sides**.

Thus, in the polygon above, the **sides** are identified as $a, b, c, d$ and $e$.

## Also known as

A **side** of a polygon is also referred to as an **edge**.

In this context the terms are completely synonymous.

## Sources

- 1998: David Nelson:
*The Penguin Dictionary of Mathematics*(2nd ed.) ... (previous) ... (next):**polygon** - 2008: David Nelson:
*The Penguin Dictionary of Mathematics*(4th ed.) ... (previous) ... (next):**polygon**