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Tricontagon

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A tricontagon is a polygon with 30 sides. The measure of each angle of a regular tricontagon is 168 degrees, and the area with side length a is given by

A = \frac{15}{2}a^2 \cot \frac{\pi}{30} \simeq 71.3577 a^2.
[edit]

See also


Polygons
Triangle | Quadrilateral | Pentagon | Hexagon | Heptagon (Septagon) | Octagon | Enneagon | Decagon | Hendecagon | Dodecagon | Triskaidecagon | heptadecagon | enneadecagon | icosagon | 30-gon | 50-gon | hectagon | chiliagon | myriagon
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