File list (Check if you may need any files):
TriangleTest
............\TriangleTest
............\TriangleTest.sln
............\TriangleTest.suo
............\............\bin
............\............\...\Debug
............\............\...\.....\TriangleTest.exe
............\............\...\.....\TriangleTest.pdb
............\............\...\.....\TriangleTest.vshost.exe
............\............\...\.....\TriangleTest.vshost.exe.manifest
............\............\...\Release
............\............\Coordinate2D.cs
............\............\Form1.cs
............\............\Form1.Designer.cs
............\............\Form1.resx
............\............\Line.cs
............\............\obj
............\............\...\x86
............\............\...\...\Debug
............\............\...\...\.....\DesignTimeResolveAssemblyReferences.cache
............\............\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
............\............\...\...\.....\GenerateResource-ResGen.read.1.tlog
............\............\...\...\.....\GenerateResource-ResGen.write.1.tlog
............\............\...\...\.....\GenerateResource.read.1.tlog
............\............\...\...\.....\GenerateResource.write.1.tlog
............\............\...\...\.....\TempPE
............\............\...\...\.....\TriangleTest.csproj.FileListAbsolute.txt
............\............\...\...\.....\TriangleTest.exe
............\............\...\...\.....\TriangleTest.Form1.resources
............\............\...\...\.....\TriangleTest.pdb
............\............\...\...\.....\TriangleTest.Properties.Resources.resources
............\............\PointAndDistance.cs
............\............\Program.cs
............\............\Properties
............\............\..........\AssemblyInfo.cs
............\............\..........\Resources.Designer.cs
............\............\..........\Resources.resx
............\............\..........\Settings.Designer.cs
............\............\..........\Settings.settings
............\............\Triangle.cs
............\............\TriangleTest.csproj