What course should the boat follow for its return trip

Last updated: 8/14/2022

What course should the boat follow for its return trip straight back to the marina? Round the answer to one decimal place if necessary. The boat should follow the course A fishing boat leaves a marina and follows a course of S68°W at 8 knots for 15 min. Then the boat changes to a new course of $30°W at 3 knots for 1 hr. Round intermediate steps to four decimal places. (a) How far is the boat from the marina? Round the answer to one decimal place if necessary.