It was named after a pentagon, it wasn't the 'Pentagon' that named the 'pentagon'.
Because it's shaped like a pentagon. A pentagon is a five-sized shape.
Auriga
The Pentagon building and there are pentagons on soccer balls.
starfish and flowers
The Pentagon is a famous building that has an unusual shape, that of a pentagon or 5-sided polygon. But most buildings are shaped like polygons. It is just that they are shaped like rectangles and squares, which are also polygons.
Because it's shaped like a pentagon. A pentagon is a five-sized shape.
Auriga
The Pentagon in Washington is obviously shaped like a pentagon. Black shapes on soccer balls, some road signs and the home plate on a baseball field are all pentagonal shaped objects.
The Pentagon building and there are pentagons on soccer balls.
Stop sign?
starfish and flowers
The Pentagon is a famous building that has an unusual shape, that of a pentagon or 5-sided polygon. But most buildings are shaped like polygons. It is just that they are shaped like rectangles and squares, which are also polygons.
Pentagon/ school house
the pentagon
5 sided shapes
It is a pentagon, but not a regular pentagon- it is shaped like home plate for baseball or softfball.
A 5-sided shaped solid is called a pentagon in Geometry. It can either be a simple or a self-intersecting pentagon.