Question

What does the pentagon represent

Answer 1

The Pentagon is the headquarters of the United States Department of Defense
And is a symbol of the US military

Answer 2

The Pentagon is the headquarters of the United States Department of Defense, located in Arlington County, Virginia, across the Potomac River from Washington, D.C. As a symbol of the U.S. military, The Pentagon is often used metonymically to refer to the U.S. Department of Defense.