25+ Decagon Sides Background
25+ Decagon Sides Background. A decagon has 10 sides. Decagons have 10 sides, and in regular decagons, all of the sides are of even lengths.
A polygon with 10 sides.
By clicking on the top left command line, you can switch it between a regular. A regular decagon has all sides of equal length and each internal angle will always be equal to 144°. Use this online regular decagon calculator to find the area of a regular decagon. Sum of interior angles = (n−2) × 180°.
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