![Since one satellite can see half of the earth, why do we need more than two satellites in a given network? | Science Questions with Surprising Answers Since one satellite can see half of the earth, why do we need more than two satellites in a given network? | Science Questions with Surprising Answers](https://wtamu.edu/~cbaird/sq/images/pers.png)
Since one satellite can see half of the earth, why do we need more than two satellites in a given network? | Science Questions with Surprising Answers
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3 : Trilateration with GPS satellites. In 3, four satellites are placed... | Download Scientific Diagram
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