Answer:9. square10. irregular hexagon11. irregular pentagon12. irregular octagon13. regular pentagon14. irregular octagon15. irregular decagon16. regular hexagonStep-by-step explanation:Kindly look at these photos for reference.References:https://www.splashlearn.com/math-vocabulary/irregular-polygonshttps://www.edplace.com/blog/edplace-explains/what-are-regular-and-irregular-shapes