what is the sum of each angle in a decagon
In geometry, any polygon with ten sides and ten angles and ten vertices is called as Decagon. The sum of angles in a decagon is 1440Â°. In real life, Decagon shape can be seen in few coins, tiles and mugs. 2 Peso Coin of the Republic of the Philippines has a decagon shape. The number of diagonals in a polygon is given by the formula n(nâ3)2.