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How many distinct triangles with positive integer sides have perimeter equal to 12?  (Triangles are distinct if they are not congruent.)

 Nov 27, 2019
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How many distinct triangles with positive integer sides have perimeter equal to 12? 

 

I assume, the answer is 3 (2,5,5) (3,4,5) (4,4,4)

see https://www.quora.com/How-many-triangles-can-be-formed-when-perimeter-is-12-and-sides-are-positive-integers

 

laugh

 Nov 27, 2019
edited by heureka  Nov 27, 2019

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