How does the Pythagorean Theorem become the distance formula? The video instructor begins by explaining the application of the distance formula. She then shows graphically how the distance formula is just an extension of the Pythagorean Theorem.

Concepts

distance formula, coordinate pair, coordinate geometry

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Additional Tags

math

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Instructional Ideas

• Highlight the connection between the distance formula and the Pythagorean Theorem
• Create a guided notes document for pupils to complete while watching the video

Classroom Considerations

• Learners should have experience working with formulas and square roots

• This video is hosted on YouTube

Pros

• Explains the origin of the distance formula and why it works

Cons

• Does not incorporate contextual application of the distance formula

Common Core

HSG-GPE.B.7