Recent content by unigirl123101

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    Related rates change in distance between two boats?

    Homework Statement Two boats leave a dock at the same tie. One goes south at 30 km/h and the other goes southwest at 40 km/h. What is the rate of change of the distance between the 2 boats, 30 minutes after they leave? I know how to do these questions when it's a right triangle...but since...