When we want to create a polygon we can use GeoGebra for this. Also write letters, create patterns, do some mandala works etc. It's limited by your creativity.

Here is the funny geogebra study we will work in order.

1- "Click" here go to geogebra >>>>> GeoGebra Classic

2- "Create" your letter on geogebra and "save" it.

(If you need help to how create a letter you can watch the youtube movie)