 ### Dodecagonal Antiprism

Illustration of a dodecagonal antiprism. An antiprism is formed by having two parallel congruent bases… ### Dodecagonal Antiprism

Illustration of a dodecagonal antiprism. An antiprism is formed by having two parallel congruent bases… ### Dodecagon Circumscribed About A Circle

Illustration of a dodecagon circumscribed about a circle. This can also be described as a circle inscribed… ### Dodecagon Inscribed In A Circle

Illustration of a dodecagon inscribed in a circle. This can also be described as a circle circumscribed… ### Dodecagon

"A polygon of...twelve sides is [a] dodecagon." —Hallock 1905 ### 12-Point Star Inscribed In A Dodecagon

Illustration of a 12-point star (24-sided polygon) inscribed in a regular dodecagon. This can also be… ### Irregular Convex Dodecagon

Illustration of an irregular convex dodecagon. This polygon has some symmetry. ### Irregular Convex Dodecagon

Illustration of an irregular convex dodecagon. This polygon has some symmetry. ### Irregular Convex Dodecagon

Illustration of an irregular convex dodecagon. This polygon has some symmetry. ### 2 Concentric Dodecagons

Illustration of 2 regular concentric dodecagons. ### 2 Concentric Dodecagons

Illustration of 2 regular concentric dodecagons. ### 3 Concentric Dodecagons

Illustration of 3 regular concentric dodecagons that are equally spaced. ### 4 Concentric Dodecagons

Illustration of 4 regular concentric dodecagons that are equally spaced. ### Flashcard of a polygon with twelve equal sides

A flashcard featuring an illustration of a polygon with twelve equal sides ### 12-sided Polygon

Polygon consisting of 12 sides ### Fractions of 12-sided Polygon

1/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

2/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

3/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

4/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

5/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

6/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

7/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

8/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

9/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

10/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

11/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

12/12 of a 12 sided polygon ### Fractions of 12-sided Polygon

12/12 of a 12 sided polygon with one piece detached