Sine, Cosine, and Tangent Functions: Lighthouse

This Sine, Cosine, and Tangent Functions: Lighthouse interactive also includes:

How far is that boat from the lighthouse? Scholars create diagrams to represent a scenario given the angle of depreciation from a lighthouse to a boat. Learners apply the basic trigonometric functions to find various distances stemming from either the hypotenuse or an unknown leg of a right triangle.

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CCSS: Designed
Instructional Ideas

  • Lead a discussion on how to determine whether the description is about the hypotenuse or a leg of the right triangle
  • Require the pupils to show their work
Classroom Considerations

  • Individuals should understand how to create the right triangles given an angle of depreciation
  • Must set up a free account to access the interactive
Pros

  • The interactive allows for the creation of all the scenarios in the questions
  • Shows the correct answers if wrong answers are given
Cons

  • None