Instructional Video

Khan Academy: Basic Trigonometric Ratios: Example: Solving a 30 60 90 Triangle

Curated by ACT

This worked example can be done without trigonometry, but we do show how knowledge of 30-60-90 triangles can be helpful when evaluating trig functions.

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Concepts
trigonometric functions, trigonometric ratios
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Additional Tags
khan academy, solving a 30-60-90 triangle
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Classroom Considerations
  • This video is hosted on YouTube