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  1. Heptagon - Wikipedia

    In geometry, a heptagon is a seven-sided polygon or 7-gon. The heptagon is sometimes referred to as the septagon, using septa- (an elision of septua-), a Latin -derived numerical prefix, …

  2. Heptagon – Definition, Shape, Properties, Formulas

    Aug 3, 2023 · A heptagon is a polygon with seven sides and seven angles. The term ‘heptagon’ is derived from the Greek words ‘hepta’ meaning seven and ‘gon’ meaning sides.

  3. Heptagon Definition, Properties, Types, Formula, Example

    Learn about the two-dimensional shape heptagon and its properties. Learn about types of heptagons and how to find the perimeter of a heptagon.

  4. Heptagon - Math.net

    Heptagons are present in real life. Two real-life heptagon examples include the fifty pence and twenty pence coins in the UK. The figure below shows a few examples of the shapes that a …

  5. Heptagon -- from Wolfram MathWorld

    Dec 3, 2025 · A heptagon is a seven-sided polygon. It is also sometimes called a septagon, though this usage mixes a Latin prefix sept- (derived from septua-, meaning "seven") with the …

  6. Septagon vs. Heptagon: What's the Difference?

    Jul 9, 2024 · A regular septagon or heptagon has all its sides and angles equal, whereas an irregular one does not have equal sides and angles. Regardless of the nomenclature, the …

  7. Mastering Heptagons – A Beginner’s Guide

    May 25, 2023 · There are two main types of heptagons: regular and irregular. A regular heptagon has all sides and angles equal. It is both cyclic (all corners lie on a single circle, known as the …

  8. Heptagon - GeeksforGeeks

    Jul 23, 2025 · A heptagon is a seven-sided polygon, a two-dimensional closed figure with seven sides and seven angles. It is distinguished by its unique structure, which includes different …

  9. Heptagon - math word definition - Math Open Reference

    It is not a strict heptagon because the sides are actually curved arcs instead of straight lines. The resulting shape is known as an "Equilateral Curve Heptagon".

  10. Geometry - Heptagon - Definition, Examples & Practice Problems

    What is a Heptagon? A heptagon is a two-dimensional polygon with seven line segments and seven angles. A heptagon can be regular or irregular depending upon the congruency of sides …