What would right triangles be without the Pythagorean Theorem? Here learners see how to apply the Pythagorean Theorem to finding missing sides of triangles. The examples include both right and non-right triangles. 

Concepts

pythagorean theorem, right triangles, perimeter, perimeter of triangles, problem solving strategies, quadratic equations, square roots

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Additional Tags

math

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Instructional Ideas

• Create a guided notes document for learners to complete as they are watching the video
• Have the video available for a substitute teacher

Classroom Considerations

• YouTube video requires Internet access
• The eighth installment in a 40-part video series

• This video is hosted on YouTube

Pros

• The work shown is clear and well planned

Cons

• Examples all use Pythagorean triples; more often, the numbers don't work out as nicely

Common Core

8.G.B.7