Instructional Video

Intro to the Trigonometric Ratios

This Intro to the Trigonometric Ratios instructional video also includes:

This video introduces the basics of trigonometry. It starts by defining a right triangle and showing two different examples of finding the ratios of sine, cosine, and tangent using the SOH-CAH-TOA mnemonic. This resource could be used as a quick introduction or review.

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Classroom Considerations
  • This video is hosted on YouTube