Heptagon
seven-sided figure
A heptagon or septagon or 7-gon is a shape with 7 sides and 7 corners.
Regular heptagonEdit
All sides of a regular heptagon are the same length. Each corner is 147.27°. All corners added together equal 6840°.
AreaEdit
The amount of space a regular heptagon takes up is
a is the length of one of its sides.