More Lessons for Grade 8

Math Worksheets

Videos, worksheets, and solutions to help Grade 8 students learn the distance formula that uses the Pythagorean Theorem.

What is the Distance Formula?

The distance between two points (x

\(D = \sqrt {{{\left( {{x_2} - {x_1}} \right)}^2} + {{\left( {{y_2} - {y_1}} \right)}^2}} \)

This video shows how the distance formula comes from the Pythagorean Theorem, and do one simple example of finding the distance between two points.

You can use the Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem. Then click "Answer" to check your answer.