A river 108.6 m wide flows toward the south at 30.4 m/min. A girl on the west bank wishes to reach the east bank in the least possible time. She can swim 108.6 m in still water in 1.60 min.
(c) What is her velocity relative to land?
magnitude
direction | ______ south of east |
(d) What is the total distance she travels?
(e) In what direction must she swim if she wishes to travel
straight across the river?
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