Google Classroom구글 클래스룸
GeoGebra지오지브라 클래스룸

decagons and pentagons

Hankin analyses how a unit repeat is created with decagons and pentagons.
On this net of polygons  lines starting from the midpoints of the edges are drawn, as Hankin described earlier. The result is a line pattern with 10-pointed and 5-pointed stars.
Image