Avisitor is staying in a tent that is 11 kilometers west of the closest point on a shoreline to a coral reef. the coral reef is 3 kilometers due south of the shoreline. the visitor plans to travel from the tent to the coral reef by running and swimming. if the visitor runs at a rate of 7 kmph and swims at a rate of 2 kmph, how far should the visitor run to minimize the time it takes to reach the coral reef