Showing posts with label 9-gon construction. Show all posts
Showing posts with label 9-gon construction. Show all posts

Friday, October 21, 2022

Construction of a nonagon with compass and marked ruler

 A visual construction of a regular nonagon with compass and marked ruler (neusis construction of a nonagon).


Start with a hexagon and triangle as a base, 

A construction of a regular nonagon with compass and marked ruler