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This Trig Ratios instructional video also includes:
Take ratios of sides to a new level. Pupils learn the definitions of the three basic trigonometric ratios in right triangles. Using the definitions, scholars find missing lengths in right triangles, based on a known angle. Individuals then work several problems to become more familiar with the trigonometric ratios.
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CCSS:
Adaptable
Concepts
Instructional Ideas
- Have the class determine trig ratios for congruent angles to see they are the same independent of the size of the triangle
- Ask classmates to come up with a unique method to remember the trigonometric ratios
Classroom Considerations
- Installment four in a six-part unit covering right triangles
- This video is hosted on YouTube
Pros
- Worksheet packet has a section devoted to note-taking during the video
- Contains two worksheets to provide additional practice when needed
Cons
- There are approximately five minutes of the video presentation that repeats itself
Common Core
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