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  1. Dodecagon - Wikipedia

    In geometry, a dodecagon, or 12-gon, is any twelve-sided polygon. A regular dodecagon is a figure with sides of the same length and internal angles of the same size. It has twelve lines of reflective …

  2. Dodecagon - from Wolfram MathWorld

    2 days ago · A dodecagon is a 12-sided polygon. Several special types of dodecagons are illustrated above. In particular, a dodecagon with vertices equally spaced around a circle and with all sides the …

  3. Dodecagon Calculator

    A dodecagon is a polygon with twelve sides as well as twelve vertices and twelve internal angles. This fact is encoded in the word itself, as dodeka is Greek for twelve.

  4. Dodecagon - Math.net

    A dodecagon is a 12-sided two-dimensional plane figure. The term dodecagon is derived from Greek, where "dodeka" indicates 12 (do = two, deka = 10) and gon means angle or corner.

  5. What Is Dodecagon? Definition, Types, Area, Properties, Examples

    The word dodecagon comes from a Greek word that implies twelve angles. Explore the different types of dodecagons and their properties with solved examples.

  6. DODECAGON Definition & Meaning - Merriam-Webster

    Jul 1, 2026 · The meaning of DODECAGON is a polygon of 12 angles and 12 sides.

  7. Dodecagon - Definition, Formula, Properties, Types, Examples

    A dodecagon is a polygon with 12 sides, 12 angles and 12 vertices. It can be regular, irregular, concave, or convex, depending on its properties.

  8. Dodecagon – Formulas, Examples, & Diagrams - Math Monks

    Aug 3, 2023 · What is a dodecagon. How many sides does it have. Learn how to find its area and perimeter with formulas, solved examples, and diagrams

  9. Dodecagon: Definition, Angles, Area, and Properties

    Jun 25, 2026 · What Is A Dodecagon? A dodecagon is a closed two-dimensional polygon with 12 straight sides, 12 vertices, and 12 interior angles. The name comes from the Greek dodeka, meaning …

  10. Dodecagon - Polytope Wiki

    The dodecagon appears as the face of several paracompact regular skew polyhedra, and is the largest planar polygon to appear in a spherical, Euclidean, compact, or paracompact polyhedron in 3D space.