Explanation:
there are 10 types of polygons
1)equilateral triangle
it has 3 sides
2)square
it has 4 sides
3)Pentagon
it has 5 sides
4)hexagon
it has 6 sides
5)heptagon
it has 7 sides
6)octagon
it has 8 sides
7)enneagon
it has 9 sides
8)decagon
it has 10 sides
9)hendecagon
it has 11 sides
10)dodecayon
it has 12 sides
