Pq and R are point in the same horizontal plane.the bearing of Q from P is 150% and the bearing of R from Q is 060%.if line (PQ)is 5cm and line (QR)is 3cm find the bearing of R from P correct to nearest degree

Question

Pq and R are point in the same horizontal plane.the bearing of Q from P is  150% and the bearing of R from Q is 060%.if line (PQ)is 5cm and line (QR)is 3cm find the bearing of R from P correct to nearest degree

Steve · Answer

As always, draw a diagram. The x- and y- components of the distances are PQ:<5cos60°,-5sin60°> QR:<3cos30°,3sin30°> add them up to get PR. The find its magnitude and direction.