37-38 How fast a ship leaving from its starting point

Problem 37
A ship sails east 20 miles and then turns N 30° W. If the ship's speed is 10 mi/hr, find how fast it will be leaving the starting point 6 hr after the start.

Solution 37

 

Problem 38
Solve Problem 37, if the ship turns N 30° E.

Solution 38

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