A person at the masthead of a sailboat moving at constant speed in a straight line drops
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A person at the masthead of a sailboat moving at constant speed in a straight line drops a wrench. The masthead is 20 m above the boat’s deck and the stern of the boat is 10 m behind the mast. Is there a minimum speed the sailboat can have so that the wrench will not land on the deck? If there is such a speed, what is it?
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