Dodecagon

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

Your answer:

cm2
cm


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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.

 
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