README.md in trackler-2.2.1.14

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 ## Dig Deeper
 
 The case where the sum of the lengths of two sides _equals_ that of the 
 third is known as a _degenerate_ triangle - it has zero area and looks like 
 a single line. Feel free to add your own code/tests to check for degenerate triangles.
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 ## Source
 
 The Ruby Koans triangle project, parts 1 & 2 [http://rubykoans.com](http://rubykoans.com)
 