The Department of Defense is responsible for providing the military forces needed to deter war and protect the security of our country. The major elements of these forces are the Army, Navy, Marine Corps, and Air Force, consisting of about 1.3 million men and women on active duty.
When did the DoD change its name?
1949
What is the Pentagon’s real name?
The Pentagon is the headquarters building of the United States Department of Defense. As a symbol of the U.S. military, the phrase The Pentagon is also often used as a metonym or synecdoche for the Department of Defense and its leadership.
Does a Pentagon have equal sides?
A regular pentagon has all equal sides and angles. In a regular pentagon, its interior angles are 108 degrees and its exterior angles are 72 degrees.
Is any 5 sided shape a 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°.
What is a real life example of a pentagon?
Examples of Pentagons The famous U.S. department of defense building in Washington D.C. (The Pentagon building) The home plate on a baseball field. School crossing signs. Sections on a soccer ball.
What is a 10 sided shape?
decagon
What is a 1000000000000000 sided shape called?
what is a 1000000000000000 sided shape called? pentagon (5-gon), dodecagon (12-gon) or icosagon (20-gon) — with the triangle, quadrilateral and nonagon (9-gon) being notable exceptions. If the shape is planar, and has more than 4 sides, we call it a polygon. ...
What is 11 sided shape called?
hendecagon
Is there a 7 sided shape?
In geometry, a heptagon is a seven-sided polygon or 7-gon. The heptagon is sometimes referred to as the septagon, using “sept-” (an elision of septua-, a Latin-derived numerical prefix, rather than hepta-, a Greek-derived numerical prefix; both are cognate) together with the Greek suffix “-agon” meaning angle.
What is 8 sided shape called?
octagon
What is a 69 sided shape called?
Tejan Gupta answered this. Dear studebt, For such large number of sides we call them simply 69-gon and 96-gon.
What do we call a four sided shape?
quadrilateral
What is a 9 sided shape called?
nonagon
Is any three sided polygon a triangle?
A three-sided polygon is a triangle. A three-sided polygon is a triangle. There are several different types of triangle (see diagram), including: Equilateral – all the sides are equal lengths, and all the internal angles are 60°. Isosceles – has two equal sides, with the third one a different length.
