'Key' contains the information of what symbols mean on map.
The part of a map that contains the information that explains what the map's symbols mean is called either the legend, key, or origin.
The key
The Legend.
The key.
the map's key
This part of a map is called the legend
the map key
I think that it is the Key.
The key.? xD
The key.
key
The key tells u wat the symbols mean on a map