For additional help with this, please see my own FREE website. To go to my website, use the easy-to-spell and easy-to-remember link www.mathinlivingcolor.com. At the very bottom of this page, there is a link that will take you to my Homepage.
Look near the bottom of the Homepage for the link: "Topics from Geometry."
Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus