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Dodecagon

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Dodecagon regulat

Dodecagonul este un poligon regulat cu 12 laturi și 12 unghiuri. Fiecare unghi al unui dodecagon regulat are 150°.

Aria unui dodecagon regulat care are latura de lungime este dată de formula:

Costrucția unul dodecagon regulat

Un dodecagon regulat poate fi desenat cu o riglă (cu galben) și un compas (cu gri), așa cum este arătat în animația de alături:


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Dodecagon
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