Question: at d its to point pposite A B the other side of the lake in the shortest possible time see the figure She can walk

at d its to point pposite A B the other side

at d its to point pposite A B the other side of the lake in the shortest possible time see the figure She can walk at the rate of 4 mi h and row a boat at 2 mi h For what value of the angle shown in the figure will she minimize her travel time G 11 A 0 2 B 2 C

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