A heptagon has seven sides. In a regular heptagon all of the sides and angles are equal. In an irregular heptagon the sides and angles are not all equal.
An irregular heptagon is one in which at least one of the sides or at least one of the angles is different from the rest.
Not normally unless it's an irregular heptagon which can be constructed to have parallel sides
An irregular heptagon.
hexagon = 6 sides heptagon = 7 sides octagon = 8 sides nonagon = 9 sides
heptagon.
A heptagon. Note that an irregular heptagon can have even sides - if the angles are not all the same.
It is an irregular 7 sided heptagon.
An irregular heptagon.
It has 7 sides
A closed figure with seven sides is a "heptagon." It is sometimes also called a "septagon."
A heptagon sometimes known as a septagon has 7 sides