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Pentagon vs Octagon - What's the difference?

pentagon | octagon |

In geometry terms the difference between pentagon and octagon

is that pentagon is a polygon with five sides and five angles while octagon is a polygon with eight sides and eight angles.

As a proper noun Pentagon

is the headquarters of the United States of America's Department of Defense.

pentagon

English

Noun

(en noun)
  • (geometry) A polygon with five sides and five angles.

    • Derived terms

    * pentagonal

    See also

    * * pentagram

    octagon

    English

    Noun

    (en noun)
  • (geometry) A polygon with eight sides and eight angles.
  • (martial arts, usually capitalized) The arena for mixed martial arts, particularly as trademarked by the .

    • Related terms

    * octagonal