A polygon may have many more than four sides, a triangle has only three vertices.
Two triangles.
2 dimensional (plane) figures can have three or more straight edges as sides. 3 dimensional (solid) figures can have four or more plane sides (faces). They can have fewer sides if the sides are not straight.
the any sides of figures.....
A nonagon
A decagon
Two triangles.
2 dimensional (plane) figures can have three or more straight edges as sides. 3 dimensional (solid) figures can have four or more plane sides (faces). They can have fewer sides if the sides are not straight.
polygon of more than 4 sides and a triangle.
Polygons are plane closed figures bounded by straight lines. There cannot be polygons with fewer than 3 sides.
the any sides of figures.....
Pentagon
Hexagon
An Octagon
A nonagon
A decagon
corresponding
... similar.