A nonagon
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nonagon
A polygon with nine vertices also has nine sides, and is therefore a "nonagon".
Nonagon
A nectagon is a polygon with nine sides and nine angles. It is a type of nonagon, which is a polygon with any number of sides greater than four. The sum of the interior angles of a nectagon is 1260 degrees, calculated using the formula (n-2) x 180, where n represents the number of sides.
A nonagon is a polygon with nine sides. The prefix "nona-" in nonagon comes from the Latin word for "nine." Each side of a nonagon connects to two other sides, forming a total of nine straight sides that enclose the shape.