a)A man swims northeast at 5mph. Give a vector representing his velocity
b)He now swims a river the same velocity relative to still water; the river's current flows north at 1.2 mph. What is the velocity relative to the riverbed?

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  1. a) 5@045 OOO is N, O90 is E. or 5*.707N+5*.707E
    b) 1.2N + 5*.707N+5*.707E= you do it.

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