Explore the meaning and application of the three trigonometric ratios. A thorough video reviews the trig ratios and then shows how to apply them in triangle problems. The instructor demonstrates several examples finding both side and angle measures.

Concepts

sine, cosine, tangent, trigonometric ratios

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Additional Tags

math

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Instructional Ideas

• Post the video as a review of the three trigonometric ratios and their applications
• View the video as a class; pause the video after presentation of each problem and allow time for individuals to attempt a solution before revealing the answer

Classroom Considerations

• Best to use as a review of the three trigonometric functions

• This video is hosted on YouTube

Pros

• Provides links to additional videos with important background knowledge
• Contain clear and concise explanations throughout

Cons

• None

Common Core

SL.9-10.2 HSG-SRT.C.8 RST.9-10.7