An everyday example of a regular dodecagon is a common stop sign, which has twelve sides. Although stop signs are typically octagonal, some variations or decorative signs might adopt a dodecagonal shape. Regular dodecagons can also be seen in certain architectural designs or in some games, like Board Games that use twelve-sided dice.
An everyday example of a regular decagon is a stop sign in some countries, particularly in Japan and parts of Europe, where it is shaped like a regular decagon with ten equal sides and angles. Another example can be found in certain types of decorative tiles or garden pavers that feature a decagonal design. Regular decagons are often used in art and architecture due to their aesthetic symmetry.
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dodecagon
Dodecagon. A pentagon has five sides, a polygon with 12 sides is a dodecagon. A dodecahedron has 12 regular facets.
A dodecagon is a polygon that has twelve sides. A regular dodecagon has twelve internal angles of 150 degrees each.
The name of a 12 sided polygon is Dodecagon.
Dodecagon http://en.wikipedia.org/wiki/Dodecagon
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dodecagon
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Dodecagon.
dodecagon
Dodecagon