ECZ 2020 · O-Level Paper 1 — Bearings
In the diagram below, the bearing of C from A is 160°. Angle ACB is 30° and AB = AC. Find (a) angle BAC.
- A. 60°
- B. 30°
- C. 120°
- D. 150°
Verified working — step 1
Equal sides face equal angles: AB = AC means the angles OPPOSITE those sides are equal - and those are the angles at C and at B.The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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