The bearing of Q from P is 150

0 and the bearing of P from R is 015
0
. If Q and R are 24km
and 32km respectively from P:
(i) represent this information in a diagram;
(ii) Calculate the distance between Q and R, correct to two decimal places;
(iii) Find the bearing of R from Q, correct to the nearest degree.

2 answers

Cannot diagram on these posts.
once you have drawn your triangle PQR, note that angle P is 105°
so use the law of cosines to find QR
then use the law of sines to find angle Q. That will let you figure the bearing of Q from P.

Post your work if you get stuck.