Icosagon

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An icosagon

An icosagon is a shape with 20 sides and 20 corners.

Regular icosagon[change | change source]

All sides of a regular icosagon are the same length. Each corner is 162°. All corners added together equal 3240°.

Area[change | change source]

The amount of space a regular icosagon takes up is

a is the length of one of its sides.