Two facts spring to mind:
coordinate plane was created by the Romans
The origin, at (0,0)
A coordinate plain
The real name for a coordinate grid would be a Cartisian Plain. It sounds somewhat like that.
Often Ordered pairs are used to do that
Has lowlands and harbors
uAD
talking about plain. there is a biomes about plain. treeless is in grassland known as Savannah. SAVANNAH IS PLAIN AND TREELESS!
X goes first. Y goes second.
The coastal plain is the fertal part of North Carolina.
it is highest at 1475 feet
Made about 500 years ago.