Pinpointing your place is extremely easy on the world map if you exactly know the latitude and longitude geographical coordinates of your city ... A total 90 horizontal arcs runs from east to west and ...

The origin is the position where 𝒙 and 𝒚 are both zero. It has the coordinates (0, 0). The 𝒙-axis is the horizontal line and the 𝒚-axis is the vertical line. The origin is the position ...