How many sides does a heptagon have?

A heptagon is defined as a polygon with seven sides. The prefix "hepta-" originates from Greek, meaning "seven." This term is used to categorize polygons based on the number of their sides, and it is essential for recognizing different types of polygons within geometry. Therefore, the correct answer accurately reflects this definition, confirming that a heptagon indeed has seven sides. Understanding these terminology roots can assist in remembering other polygon classifications as well, such as pentagons (five sides) and octagons (eight sides).