Question

ya vala kesa ha sooo funney
koi pucha to same answer dena
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Answer 1

Answer:

To understand roads and subways at new places.

To calculate distance between two places.

To know whether there are two or more paths to the same place and which is the shortest.

We can get information about mountains, rivers, valleys or any other thing, which may come on the way, and we can prepare for that.