Solved: One afternoon, a couple walks three-fourths of the
Chapter 2, Problem 2.43(choose chapter or problem)
One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of which is 1.50 km. They start at the west side of the lake and head due south to begin with. (a) What is the distance they travel? (b) What are the magnitude and direction (relative to due east) of the couples displacement?
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