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
The Sum of All Fears (film) a logical and lasting idea that would be universal." It has also been noted that a larger percent of profits stems from international audiences, and American filmmakers work to avoid alienating large segments of this customer base. Principal photography for "The Sum of All Fears" began on February 12, 2001 in Montreal, Quebec. A majority of the film was shot in Montreal, including the sequences at the football game that were shot in the city's Olympic Stadium. Additional filming was done at the Diefenbunker in Ottawa, Ontario. Production finished in June 2001. The interior scene of the aircraft carrier was