Correction for the size of The Pentagon
Thanks for your input! Let us know more about what's wrong in the form below.
How big is 150 acres?
It's about four-and-a-half times as big as The Pentagon
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of The Pentagon is about 34.10 acres.
(a.k.a. United States Department of Defense Headquarters) (Washington, D.C.) (total floor area)
The Pentagon, the world's largest office building, contains a total floor area of 34.10 acres. Built during World War II, the designers compensated for the steel rations then in effect by using 310,000 cu. m of concrete in the construction efforts.