Lesson 3: Solving Problems using Trigonometry - Summary

   Summary

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Review what you have learned prior to completing the Lesson Assignment.

Key Ideas

  • Draw and label a diagram if one isn't given.
  • Multiple steps may be needed to solve problems. Make a plan to organize your solution strategy.
  • Continue to label the diagram as new measures are calculated during the steps of your solution.

Key Terms

  • Pythagorean theorem
  • sine
  • cosine
  • tangent
  • side opposite to θ
  • side adjacent to θ
  • hypotenuse
  • trigonometry
  • triangle angle sum
  • angle of depression
  • angle of elevation


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