Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 1 - No. 40)
If the bearing of B from A is 045°, then the bearing of A from B is:
135°
225°
315°
045°
คำอธิบาย
Convert the bearing from B to A to find it by adding 180 degrees. The bearing of A is 225 degrees.