Posted by **annny** on Sunday, February 17, 2013 at 10:50am.

a hiker walk due east at 4km per hour and a second hiker starting from the same point walks 55 degree north-east at the rate of 6km per hour. H

ow far apart will they be after 2 hours. this is my ques but .i am having problem that if the hiker walks 55 degree north east so if we consider the axis of direction the angle between north east will be 90 so two angle will form 35 degree and 55 degree so which angle we should consider

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