Washington Monument

Look up, up, up to the top. Using their knowledge of trigonometric ratios, pupils determine the angle of elevation in a real-world situation. Learners calculate the angle of elevation from the base of the flags around the Washington Monument to the top.

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CCSS: Designed
Instructional Ideas

  • Use the same process to find the angle of elevation 100 feet from the highest building in your city
  • Lead a discussion on whether the angle calculated is completely accurate for a person standing next to a flag
Classroom Considerations

  • The class should have a working knowledge of the trigonometric ratios
Pros

  • Provides examples of work illustrating misconceptions
  • Contains questions to ask individuals about their thought processes
Cons

  • None
Common Core