Relier Pairs Properties of TriangleVersion en ligne Types and formulas par Laudith Navarro 1 Triangles can be classified in two mejor ways 2 This si called the angeles sum property of a Triangle 3 Three sides, three angeles anda three vértices 4 AB=BC=AC Classification according to internal angles ando classification according to the length of its sides They sum of allá internal angeles of a Triangle is always equal to 180° Equilateral Triangle A Triangle has: