Name a general polygon name for a side count from three through ten.
Use the general name for each side count, not a specific shape such as a square or rectangle.
The general names for side counts 3–10 are triangle, quadrilateral, pentagon, hexagon, heptagon, octagon, nonagon, and decagon.
Reveal all 8 checked answers and scores
Points are editorial tiers. The source supports membership in the set, not how many people know an answer.
- Triangle 25 · Familiar
- Triangle is in the 8-answer set defined by this question.
- Quadrilateral 25 · Familiar
- Quadrilateral is in the 8-answer set defined by this question.
Also accepted: Quadrangle · Tetragon
- Pentagon 50 · Less common
- Pentagon is in the 8-answer set defined by this question.
- Hexagon 50 · Less common
- Hexagon is in the 8-answer set defined by this question.
- Octagon 75 · Uncommon
- Octagon is in the 8-answer set defined by this question.
- Heptagon 75 · Uncommon
- Heptagon is in the 8-answer set defined by this question.
- Nonagon 100 · Rare
- Nonagon is in the 8-answer set defined by this question.
Also accepted: Enneagon
- Decagon 100 · Rare
- Decagon is in the 8-answer set defined by this question.
Checked exclusions
- Circle: A circle is not a polygon with three to ten straight sides.
- Dodecagon: A dodecagon has twelve sides.
- Square: Square describes a specific four-sided shape. This question asks for the general name quadrilateral.
Sources for this question
- Polygon -- from Wolfram MathWorld
MathWorld polygon table side counts 3–10; general four-sided name quadrilateral. Square explicitly excluded by scope.
mathworld.wolfram.com · Checked 2026-11-02
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