Question

Does anyone of you know how to use a GPS to drive or walk from one location to next?There are around 20 satellites that maje that posssible.With the help of these satellites,finding your way from point A to point B is very easy.The GPS gives you an exact location.Why would the GPS not be able to give you your current location or directions to a location?​

Answer 1

ANSWER:

3D trilateration is used by GPS receivers to determine their position on the earth's surface. A minimum of four satellites are required to achieve this, as using any fewer satellites will result in multiple solutions

hope this helps you!

mark as brainliest answer.