A hiker is walking $5\mathrm{.}2$ km along a course $71$deg East of south. He then spots a campsite at a course $12$ degrees West of south and hikes $3\mathrm{.}6$ km towards it$.$ If he sends a radio message back to his partner, still waiting where he started, how far, and along what course, must his partner hike to find him?

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This is a problem of vector addition in the context of navigation Here we will be working with dista... View the full answer