Definition, Meaning & Synonyms
heptagon
noun
/ˈhɛp.tə.ɡən/
Definition
A heptagon is a polygon that has seven sides and seven angles.
Examples
- The heptagon is often seen in art and geometry.
- In a regular heptagon, all sides and angles are equal.
- One of the angles in a heptagon is approximately 128.57 degrees.
Meaning
The term comes from the Greek words ‘hepta’, meaning ‘seven’, and ‘gonia’, meaning ‘angle’.
Synonyms
- seven-sided shape
- heptangular figure
- septagon (informal)