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You are riding along a straight river from east to the west at speed of 180m/min
At the given time, you see the bearing of Jack's house one the other parallel road is N 72° W, and 5 minute later the bearing is N 55° W ( see figure below). What is the width of the river.
_______ m ( round your answer to two decimal points)

You are riding along a straight river from east to the west at speed of 180mmin At the given time you see the bearing of Jacks house one the other parallel road class=


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