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
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