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Today we will derive a formula together with which we can calculate the sum of the interior angles of any polygon If you want to support the channel, then share, subscribe, comment and like the videos! 0:00 Introduction 0:25 In the beginning there is a triangle 1:25 Every quadrilateral consists of triangles 2:37 Finding a connection 3:28 Setting up a formula 4:05 Example calculation #Polygons #SumofinteriorAnglesPolygon #DeriveFormula