unducentagons
An unducentagon is a polygon with 100 sides. The term is derived from Latin roots: "undeca" meaning eleven and "gon" meaning angle, suggesting a figure with many angles. However, in geometric nomenclature, the prefix for 100 is typically "hec" or "centi." Therefore, "unducentagon" is a less common but understandable term for a 100-sided polygon.
Like any polygon, an unducentagon can be either regular or irregular. A regular unducentagon has all sides
The number of diagonals in an n-sided polygon is given by the formula n(n-3)/2. For an unducentagon,
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