0580/22 May/Jun 2024, Question 15: Three-Figure Bearings
Cambridge IGCSE Mathematics 0580 · Paper 22 (Extended) · Calculator · 3 marks
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The question, in short
Three towns A, B and C are the same distance apart. From A, C lies on a bearing of 104°. Work out the bearing of B as seen from C.
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Solution · 3 marks
- 1Bearing of A from C = 104 + 180 = 284°
- 2ABC is equilateral, so angle ACB = 60°
- 3B is 60° anticlockwise from A as seen from C
- 4Bearing of B from C = 284 − 60 = 224°
Answer224
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