The Pentagon is a nickname, called because of the five sides of the building.
Yes, it has quite a few.
For example:
Five-sided Foxhole
Fort Fumble
Puzzle Palace
There are probably more, but that's all I know and can confirm are used.
it look like a big huge ginormous pentagon shaped building stupid its in the name
The release of the Pentagon Papers turned an already war-weary American public even more sharply against US involvement in Vietnam. As of June 2011, the Pentagon Papers are declassified and available to the American public in their entirety.
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Secretary of Defense
The Hessian Commander at Trenton called the colonial army soldiers "country clowns"
A pentagon has 5 diagonals
Any particular angle of a pentagon can have any value of your choice.
The length or perimeter of a pentagon is the sum of its 5 sides.
A regular pentagon can always be drawn through any two given points with those two points as any two vertices of the pentagon. (Diagonals of a pentagon connect two vertices which are not next to each other.)
None in a regular pentagon but it's quite possible to have right angles in an irregular pentagon.
A 5 sided pentagon is not regular when its sides are not of equal lengths.
5 sides A pentagon is any five-sided shape.
A pentagon is any polygon with 5 sides and 5 corners.
An angle in a pentagon can have any value between 0 and 360 degrees.
A pentagon need not have any vertical lines. It can have at most two.
A regular pentagon does not have any perpendicular sides. A pentagon is made up of five sides. An irregular pentagon which has sides that are not equal may have a perpendicular side.
a Pentagon has 5 diagonals, they form a star inside the polygon