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This Investigating Special Right Triangles lesson plan also includes:
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Scholars first investigate relationships in the side lengths of 30°-60°-90° triangles and 45°-45°-90° triangles. This knowledge then helps them solve problems later in the lesson about special right triangles.
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Instructional Ideas
- Have pupils research real-life uses of special right triangles
Classroom Considerations
- Learners need to be proficient with the Pythagorean Theorem, including using variables as lengths
- Lesson can be split over the course of two days by investigating each special right triangle separately
Pros
- Pupils investigate relationships rather than being told what they are
- Teacher resource includes suggested questions to use to guide class discussions
Cons
- Includes very few examples and practice problems