Saturday, January 16, 2021

Saturday, December 26, 2020

Nonagon and hexagon

 NONAGON

https://mssquareroot2.blogspot.com/p/visual-geometry.html
construction of a regular nonagon, 9-gon , 

Heptagon and square root 2

 

https://mssquareroot2.blogspot.com/p/visual-geometry.html
Heptagon and square root 2