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How many vertices does a pentagon have?

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Quick Answer

A pentagon has five vertices. In geometry, a vertex is the point of meeting of two or more straight lines. The term "vertex" comes from Latin and has the plural "vertices."

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How many vertices does a pentagon have?
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Full Answer

A vertex is a corner of a geometrical shape. A pentagon is a five-sided flat shape with straight sides, which means it has five corners or five vertices. A regular pentagon has all sides equal in length and 108-degree interior angles. The exterior angles of a pentagon are 72 degrees. In a polygon, such as a pentagon, a vertex is called convex if the internal angle formed by the straight lines is less than 180 degrees.

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