Introduce Laws of Sines and Cosines

  1. Show students how to use the sides to find the actual angle measures.
  2. Show them how to do this while using a calculator and the inverse function.
  3. Allow teams/students time to generate questions and prepare for quiz. Students can build and share their own practice quiz for terms and definitions using Quizlet.
  4. Prepare a quiz for the following lesson. You can use Quizlet.

Tips and Tools

See Curriki for this lesson on right triangle and trigonometric functions. Or, show students this Khan Academy video on sine functions. (8 minutes)

Have students enter their observations (what they learned, what they need to learn, etc) in their Daily Learning Logs