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This Trigonometry Introduction instructional video also includes:
Don't go off on a tangent. An instructive video describes how to find the sine, cosine, and tangent ratios of an angle in a right angle. It describes how to label the sides of a right triangle and how to use mnemonics to remember the ratios.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Have classmates come up with their own mnemonics for trigonometric ratios
Classroom Considerations
- Scholars should be familiar with the properties of right triangles
- Note that the video uses a Casio calculator, but learners should be familiar with how to change their own calculators to degree mode
Pros
- Explanations are easy to follow
Cons
- Does not actually contain any examples in the video