Pentagon Pentagon In geometry, a pentagon (from the Greek πέντε "pente" and γωνία "gonia", meaning "five" and "angle") is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°. A pentagon may be simple or self-intersecting. A self-intersecting "regular pentagon" (or "star pentagon") is called a pentagram. A "regular pentagon" has Schläfli symbol {5} and interior angles are 108°. A "regular pentagon" has five lines of reflectional symmetry, and rotational symmetry of order 5 (through 72°, 144°, 216° and 288°). The diagonals of a convex regular pentagon are in the golden ratio to its
Ministry of the Interior (Spain) (3) Minister of the Interior (4) Minister of the Interior and the Territory (5) Minister of Justice and the Interior (6) Minister of the Territory of the Peninsula (7) Between 1823 and 1835, neither a Ministry of the Interior nor Territory existed. Ministry of the Interior (Spain) The Ministry of the Interior of Spain () which historically could be known as "Ministerio de la Gobernación", "Ministerio del Orden Público", "Ministerio del Interior y la Gobernación" or "Ministerio del Interior y Justicia" is the executive branch responsible for policing, national security, immigration matters, prisons and road traffic safety. Spain spends around