Model and Analyze Wireless Networks

Thirty paratroopers are uniformly parachuted into the battlefield from the air. Find the expected largest number of troops that can communicate directly or indirectly with each other using handheld transceivers with a 0.2 unit range.

    
Model the communication network between paratroopers:
The expected largest number of troops that can communicate directly or indirectly:
The expected size of the largest clique that can communicate directly: