Video

Finding distance with Pythagorean theorem (Full video)

Khan Academy
Supporting grades: 8

Description: Sal finds the distance between two points with the Pythagorean theorem. The way I think about it is really to try to draw a right triangle where these points, where the line that connects these points is the hypotenuse and then we can just use the Pythagorean Theorem. Let me draw a right triangle, here. Then the hypotenuse will connect these two points.

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