Octagon
Two equilateral triangles or one rhombus.
A 1980 sided polygon makes 1980 vertices.
A ray. When there are no points, its a line. When it has two points, its a line segment.
A regular polygon has all of its sides of equal length and all of its angles congruent.
A football isn't a polygon because it has 2 sides curved which makes it an oval.A polygon doesn't have a curved side(s)
7 sides, which makes it a heptagon. A polygon is any shape with 3 or more sides.
No, a polygon is not a rectangle, but a rectangle is a polygon. You just got the words mixed up.
A square is a polygon because it is a closed geometric figure with line segments and no curved edges
a polygon is a closed up shape with vertices and sides ,for example a triangle is a polygon because it is made up of 3 sides and 3 vertices
No such polygon exist because the exterior angles of any polygon add up to 360 degrees
you add up the areas of all the faces on the polygon.