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March 6, 2015

Homework Help: Physics

Posted by G on Friday, September 10, 2010 at 2:38am.

A boat is traveling with a speed 7.2 mph over the water and at a direction of 87 degrees counterclockwise from east. The river itself is flowing east at 4.9 mph relative to its bank. What is the speed of the boat relative to the river bank to the nearest hundredth of a mph?

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