Inspired by a gif from mathispun [url]http://mathhombre.tumblr.com/post/69481899252/need-to-make-this[/url] Using a Jim Wilson construction [url]http://jwilson.coe.uga.edu/EMAT6680Su06/Swanagan/Assignment7/BSAssignment7.html[/url]
More GeoGebra at [url]mathhombre.blogspot.com[/url]