Circle of Symmetry Sine/Cosine

Demonstration of Sine and Cosine Symmetry
Daniel Mentrard, Créé avec GeoGebra [url]http://dmentrard.free.fr/GEOGEBRA/index.htm[/url] Translated to English by A B Cron
– Auston B Cron

Information: Circle of Symmetry Sine/Cosine