Question

how are the longitudes and latitudes useful to us

Answer 1

they form grid and helps to find the location

Answer 2

Explanation:

The Earth is divided into degrees of longitude and latitude which helps us measure location and time using a single standard. ... Longitude and latitude lines measure the distance from the Earth's Equator or central axis - running east to west - and the Prime Meridian in Greenwich, England - running north to south......