Special Right Triangles 45-45-90 30-60-90

I introduce and work through 6 examples of problems involving 30 60 90 triangles and 45 45 90 triangles. All work is done in exact form and not rounded off decimals from a calculator. EXAMPLES at 3:30 4:47 10:05 11:46 14:05 19:03 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