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.
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.
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.
The constellation you are referring to is likely Cassiopeia. Cassiopeia is a distinctive "M" or "W" shaped constellation in the northern hemisphere. It is named after the mythological queen Cassiopeia.
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.
Sagittarius
Leo
The Pentagon building and there are pentagons on soccer balls.
Stop sign?
starfish and flowers
The constellation that is shaped like a scorpion is Scorpius. Which is where we get the star-sign Scorpio.
little dipper
Draco, the Dragon!