Question: A river has a constant current of 3 km/hr. At what angle to a boat dock should a motorboat capable of maintaining a constant speed

A river has a constant current of 3 km/hr. At what angle to a boat dock should a motorboat capable of maintaining a constant speed of 20 km/hr be headed in order to reach a point directly opposite the dock? If the river is 1/2kilometer wide, how long will it take to cross? Current - Boat Direction of boat due to current

Current - Boat Direction of boat due to current

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