# Regular Heptagon ( or Septagon) Area

## Description

A heptagon (or septagon) is a polygon with seven sides and seven angles. In a regular heptagon, in which all sides and all angles are equal, the sides meet at an angle of 5π/7 radians.

The area of a regular heptagon of side length a is related to the length of the side of the heptagon.

## Variables

A | Area of the regular heptagon (m^{2}) |

a | Length of the side of the heptagon (m) |

π | pi |