Introduction to Angles

I introduce the basic structure of angles in Geometry, how to name them based on points, and size such as acute and obtuse. I also introduce the Protractor Postulate, Angle addition Postulate, define congruent angles, angle bisector, and adjacent angles. EXAMPLES at 12:20 18:30 22:58 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