lines and angles
They are used to locate a certain place on a map.
Latitude and Longitude
East And West(:
It is a network of lines that used to zone different areas on a map. They help locate places by separating areas
Imaginary lines that are used to help locate places and objects are called lines of latitude and longitude. Lines of latitude run east and west around the Earth, while lines of longitude run north and south from pole to pole.
map index
latitude and longitude
depends on the position of the points if points are collinear, we have just only one line, the minimum number. If points are in different position (if any of the two points are not collinear) we have 21 lines (7C2), the maximum number of lines.
grid,atlas
using lines of latittude and longitude and co-ordinates
they help us locate places with the help of grid lines........................