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- The Converse of the Pythagorean Theorem (Doc)
- The Converse of the Pythagorean Theorem (PDF)
- The Converse of the Pythagorean Theorem (Doc)
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- Grade 8 Module 3: Student Materials
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Is it a right triangle or not? Introduce scholars to the converse of the Pythagorean Theorem with a instructional activity that also provides a proof by contradiction of the converse. Pupils use the converse to determine whether triangles with given measurements are right triangles.
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CCSS:
Designed
Concepts
Additional Tags
Instructional Ideas
- Use straws cut to specific lengths and have the class build triangles to determine which ones are right triangles and which ones are not
- Lead an exploration where the class finds some of the basic pythagorean triples
Classroom Considerations
- For New York, the standards are labeled as post-test standards; that may not be true for all areas
- 15th segment of a 16-part unit
Pros
- Resource encourages the use of calculators so calculations do not interfere with the lesson
- Some of the problems have individuals analyze someone else's work — a great peer review tool
Cons
- None