Mathematics, 30.11.2020 18:00, homeschool0123

A visitor is staying in a cottage that is 7 miles west of the closest point on a shoreline to an island. The island is 4 miles due north of the shoreline. The visitor plans to travel from the cottage to the island by running and swimming. If the visitor runs at a rate of 6 mph and swims at a rate of 2 mph, how far should the visitor run to minimize the time it takes to reach the island?

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A visitor is staying in a cottage that is 7 miles west of the closest point on a shoreline to an isl...