Law of Sines

This Law of Sines lesson plan also includes:

Laws are meant to be broken, right? Learners derive the Law of Sines by dropping a perpendicular from one vertex to its opposite side. Using the Law of Sines, mathematicians solve for various parts of triangles.

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CCSS: Designed
Instructional Ideas

  • Use the resource to introduce the Law of Sines
Classroom Considerations

  • Pupils need a calculator
  • Scholars must be proficient with right triangle trigonometry
  • This resource is only available on an unencrypted HTTP website. It should be fine for general use, but don’t use it to share any personally identifiable information

  • Includes printable note-taking guide
  • Teacher resource has reproducible table of trigonometric ratios if scientific or graphing calculators are not available, such as in homework situations

  • None