# How Many Right Triangles Can You Find?

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This Demonstration shows the number of right triangles that have their vertices at the points of an regular grid (so that the horizontal and vertical distance between points is the same). With "solution" checked, the number of triangles that have a right angle at the point , , is shown.

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Contributed by: Igor Mandric and Ecaterina Bunduchi (March 2011)

(Moldova State University)

Open content licensed under CC BY-NC-SA

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"How Many Right Triangles Can You Find?"

http://demonstrations.wolfram.com/HowManyRightTrianglesCanYouFind/

Wolfram Demonstrations Project

Published: March 7 2011