Dodecagon


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dodecagon

[dō′dek·ə‚gän]
(mathematics)
A 12-sided polygon.

Dodecagon

A 12-sided regular polygon; the angle included between the 12 equal sides is 115 degrees.
References in periodicals archive ?
A dodecagon is then drawn using the mid-points of the square and the points where the triangles meet.
Here we give steps for building the planters from a smoothsided square to dramatically textured dodecagons like the one shown in our cover photograph.
This watch features a silver coloured titanium strap, which boasts a distinctive dodecagon polished bezel, which stands out from the brushed finished case and contemporary design.
The PRC 100 Diamonds is an eye-catching timepiece for the holidays with its dodecagon polished bezel with 60-Top Wesselton brilliant-cut VS diamonds, a red galvanic index dial, scratch-resistant sapphire crystal, stainless steel case, Swiss quartz chronograph movement, deployment buckle and red leather strap.
From equilateral triangles to squares, regular hexagons, octagons, dodecagons, parallelograms, regular pentagons, golden rectangles, and more, geometry students will get a hands-on appreciation for the laws that govern these shapes and the opportunity to internalize basic mathematical principles in more than one way.