Gourt > Regional > North America > United States > Government > Military > Installations > Pentagon (1)
In geometry, a pentagon is any five-sided polygon. However, the term is commonly used to mean a regular pentagon, where all sides are equal and all angles are equal (to 108°). Its Schläfli symbol is {5}.
The area of a regular pentagon with side length a is given by
Constructing a pentagon
A regular pentagon is constructible using a compass and straightedge, either by inscribing one in a given circle or constructing one on a given edge. This process was described by Euclid in his Elements circa 300 BC. More on [ Pentagon ]
September 11, 2001 :: Incidents
#tcot Strategist: Deadline in Afghanistan unrealistic: Pentagon advisor Bob Maginnis is skeptical that Afghanistan will http://url4.eu/vzDv
rd1776 (Re-Deliver 1776) Tue, 15 Dec 2009 10:09:24 -0000
#tcot Strategist: Deadline in Afghanistan unrealistic: Pentagon advisor Bob Maginnis is skeptical that Afghanistan will http://url4.eu/vzDv
Deals: Pentagon Chemicals receives funding: UK chemical manufacturer Pentagon Chemicals has secured £.. http://bit.ly/4qb01X
growthbusiness (Growth Business) Tue, 15 Dec 2009 10:05:13 -0000
Deals: Pentagon Chemicals receives funding: UK chemical manufacturer Pentagon Chemicals has secured £.. http://bit.ly/4qb01X
I rated a YouTube video (5 out of 5 stars) -- 911 Case Study: Pentagon Flight 77 http://bit.ly/4mPmGF
sacredkey2012 (Aotearoa Pacifica) Tue, 15 Dec 2009 09:57:05 -0000
I rated a YouTube video (5 out of 5 stars) -- 911 Case Study: Pentagon Flight 77 http://bit.ly/4mPmGF
woow check it: #iaintafraidtosay #CelebrityPasswords Retired officer's dual roles for Pentagon raise q (http://bit.ly/5jzz5C) don\'t miss
eetigari (hertz) Tue, 15 Dec 2009 09:56:24 -0000
woow check it: #iaintafraidtosay #CelebrityPasswords Retired officer's dual roles for Pentagon raise q (http://bit.ly/5jzz5C) don\'t miss
Retired officer's dual roles for Pentagon raise question: For one of those firms, Bedard markete... http://bit.ly/7HHozR http://bit.ly/pMdq
gypcharles (Charles Strand) Tue, 15 Dec 2009 09:55:04 -0000
Retired officer's dual roles for Pentagon raise question: For one of those firms, Bedard markete... http://bit.ly/7HHozR http://bit.ly/pMdq
Retired officer's dual roles for Pentagon raise question: For one of those firms, Bedard marketed a video s.. http://bit.ly/7gn8ze
MarketinginChar (MarketinginCharlotte) Tue, 15 Dec 2009 09:39:23 -0000
Retired officer's dual roles for Pentagon raise question: For one of those firms, Bedard marketed a video s.. http://bit.ly/7gn8ze
ArchitectureWeek - Article titled Pentagon Rebuilt!, with photos.
Meta Description: [ The News Department at ArchitectureWeek, the new magazine of design and building, serving architecture online like never before. ]
Great Buildings Online - Facts about the building, images, and links.
Meta Description: [ The Pentagon by George Bergstrom architect, at Arlington, Virginia, near Washington, D.C., 1941 to 1943, in the Great Buildings Online. ]
Pentagon - Virtual Tour - Take a 24-minute audio/video tour of the Pentagon or view the DoD 101 slide show. Walk-in and group tour info, facts, and statistics.
Meta Description: [ DefenseLink.mil - The official website of the United States Department of Defense, U.S. Department of Defense, DoD, Defense, Defence, Military ]
Pentagon Library - Reference sources of military interest, especially Bibliographies, Briefing Guides, and Quick Lists on hot topics including the Balkan conflict, military statistics, and legislative histories.
Pentagon Memorial - Conceptual design, renderings, status updates, progress photos, FAQs, contact information, schedule, and donation information.
Meta Description: [ Memorial Project website - construction updates, conceptual design, renderings, progress photos, FAQs, contact information, schedule, donation information and more. ]
Pentagon Renovation Program - News, photos, history, press clippings, reference data, FAQ, and project details.
Meta Description: [ Renovating the Pentagon with a modern infrastructure, force protection enhancements, sustainable design and a unique acquisition structure. ]
The Dilorenzo Army Health Clinic - An occupational and environmental medical clinic for DoD civilians and active duty military personnel. Patient information, and department directory.
The Pentagon - Publication for new occupants and visitors. Gives general information about emergenices, renovation, organization, security, transportation, and on-site services.
The War Department and the Pentagon - History and statistics of the Pentagon, including a picture of the Pentagon under construction. Hosted by the Arlington Convention and Visitors Service.
The Washington Post - Illustration of reconstruction progress.
TopoZone - Topographical map of the area surrounding the Pentagon.
Meta Description: [ Interactive USGS topo maps and aerial photos of the entire United States ]
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