Understanding the Distance Formula

Understanding the Distance Formula

Author: Nancy Pierson

This lesson relates the Pythagorean Theorem with using the distance formula on a coordinate grid.

Students learn that finding the length of a line segment (using coordinates of two end-points and the distance formula) is really using the Pythagorean Theorem to find the length of the hypotenuse of a right triangle.

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Understanding the distance formula

Students learn how the Pythagorean Theorem and the distance formula are related.