A bell is a shape, but not a polygon. Polygons are constructed only from straight line segments, they do not contain curves (a circle is not a polygon either, unless you imagine it as being composed of infinitely many line segments, each of which is infinitely short).
it seems to me that the only polygon of your description is a square
A type of polygon is a rhombusial polygon, trysectalnict polygon, and a equilateral polygon.
A triangle (not traingle) is a polygon. It can be a regular polygon but need not be.
an arrow is or isn't a polygon?
Polygon B is an octagon.
The definition of a irregular polygon is any polygon that is not a regular polygon.
An equilateral polygon is a polygon where the length of all the sides of the polygon are the same length.
Regular polygon Equilateral polygon Polygon with rotational symmetry
No, but a hexagon is a polygon.
A polygon is a Two dimensional figure that is closed.
Yes. A polygon is a closed figure.
concave polygon