Here is a site that clearly and thoroughly explains the distance formula, including how it relates to the Pythagorean Theorem. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have been absent or who need additional instruction on this or many other topics.

Concepts

distance formula, pythagorean theorem

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Additional Tags

skill in algebra: the pythagorean distance formula

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Classroom Considerations

• Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional|practice

Common Core

8.G.B.8