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This Introduction to Trigonometric Functions lesson plan also includes:
- Worksheet
- Answer Key
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Scholars first learn the definitions of the sine ratio, the cosine ratio, and the tangent ratio. After mastering these definitions, they use the new information to solve triangles.
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Concepts
Additional Tags
Instructional Ideas
- Use the resource to introduce sine, cosine, and tangent
Classroom Considerations
- Learners need access to calculators
- Pupils should be familiar with the Pythagorean Theorem and special right triangles
- Note that while the title of the resource includes trigonometric functions, it is about finding trigonometric ratios
Pros
- Auxiliary materials contain a table of trigonometric values in case pupils do not have scientific or graphing calculators
- Teacher resource includes answer key to all examples and problems
Cons
- None
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