Subtract the vector to Joe's tent from the vector to Karl's tent. Both vectors can me measured from your location.
Then take the magnitude of the resulting vector.
You are camping with two friends, Joe and Karl. Since all three of you like your privacy, you don't pitch your tents close together. Joe's tent is 23.0 from yours, in the direction 25.5 north of east. Karl's tent is 38.5 from yours, in the direction 34.0 south of east.What is the distance between Karl's tent and Joe's tent?
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