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The Pythagorean theorem states that thes square of the hypotenuse in right triangle is equal to the sum of the squares of the other two sides. This is expressed as a^2 + b^2 = c^2.

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Ask Encyclopedia

en.wikipedia.org/wiki/Pythagorean_theorem

In mathematics, the

www.mathwarehouse.com/geometry/triangles/how-to-use-the-pythagorean-theorem.php

When you use the

www.mathsisfun.com/pythagoras.html

It is called "

www.khanacademy.org/math/basic-geo/basic-geometry-pythagorean-theorem/pythag-theorem/v/pythagorean-theorem-2

Sal uses the

www.khanacademy.org/math/basic-geo/basic-geometry-pythagorean-theorem/pythag-theorem/e/pythagorean_theorem_1

Find the leg or hypotenuse of a right triangle using the

www.onlinemathlearning.com/pythagorean-theorem.html

www.shmoop.com/basic-geometry/pythagorean-theorem-examples.html

Pre-Algebra giving you a hard time? Shmoop's free Basic Geometry Guide has
all the explanations,

www.mesacc.edu/~pikeu/mat120/notes/pythag_thm/pythag_thm.html

Step 2: Use the

www.mathscore.com/math/practice/Pythagorean Theorem/

Developed by MIT graduates, MathScore provides online math