ECZ 2018 · O-Level Paper 1 — Symmetry
The diagram below shows a triangular prism with AB = BC = AC = DE = EF = DF and AD = BE = CF. State the number of planes of symmetry of the prism.
- A. 1
- B. 4
- C. 3
- D. 6
Verified working — step 1
The prism has equilateral triangular ends.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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