SOLUTION: A ship leaves a port and sails for 4 hours on a course of 78° at 18 knots. Then the ship changes its course to 168° and sails for 6 hours at 16 knots. After the 10 hours, (a)

Algebra ->  Trigonometry-basics -> SOLUTION: A ship leaves a port and sails for 4 hours on a course of 78° at 18 knots. Then the ship changes its course to 168° and sails for 6 hours at 16 knots. After the 10 hours, (a)       Log On


   

Question 1204985: A ship leaves a port and sails for 4 hours on a
course of 78° at 18 knots. Then the ship
changes its course to 168° and sails for 6
hours at 16 knots. After the 10 hours, (a) what
is the distance of the ship from the port and
(b) what is the bearing from the port to the
ship?
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

(a) To solve (a), use the cosine law.