Tangent Lines to Circles

I introduce tangent lines and work through 6 examples to help explain how they relate to circles. Examples at 6:00 7:41 10:18 15:56 18:43 12:31 Check out http://www.ProfRobBob.com/, there you will find my lessons organized by class/subject and then by topics within each class. Find free review test, useful notes and more at http://www.mathplane.com/ If you'd like to make a donation to support my efforts look for the "Tip the Teacher" button on my channel's homepage    / profrobbob