Pythagorean Theorem, Revisited

Transform your pupils into mathematicians as they learn to prove the popular Pythagorean Theorem. The 16th lesson plan in the series of 25 continues by teaching learners how to develop a proof. It shows how to prove the Pythagorean Theorem through similar right triangle. 

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CCSS: Designed
Instructional Ideas

  • Have individuals research additional methods of proving the Pythagorean Theorem
  • For those that struggle with abstract representations, assign actual number values to the lengths of the sides of the triangles
Classroom Considerations

  • Expects previous experience with the Pythagorean Theorem
Pros

  • Shows how to create a simple note card representation of the similar right triangles
  • Includes several ideas for scaffolding to differentiate within your class
Cons

  • None
Common Core