# Dodecagon

Find the area of a regular dodecagon (n=12) if the radius of the circumscribed circle is 5 cm.

**Your answer:**Tips to related online calculators

See also our right triangle calculator.

Most natural application of trigonometry and trigonometric functions is a calculation of the triangles. Common and less common calculations of different types of triangles offers our triangle calculator. Word trigonometry comes from Greek and literally means triangle calculation.

Most natural application of trigonometry and trigonometric functions is a calculation of the triangles. Common and less common calculations of different types of triangles offers our triangle calculator. Word trigonometry comes from Greek and literally means triangle calculation.

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We encourage you to watch this tutorial video on this math problem: video1