A boat can travel at 1.7 m/s in still water. The boat must cross a river with a current of 0.7 m/s. The captain of the boat is trying to reach a point on shore that is 110 m upstream from where they are starting. In order to do this, the captain must aim the boat at a 45 degree angle upstream. How wide is the river?
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Also need help with this one
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