ECZ 2017 · GCE Paper 1 — Symmetry
The diagram shows a regular hexagonal prism with an axis drawn through the centres of its two hexagonal faces. What is the order of rotational symmetry about the indicated axis?
- A. 2
- B. 12
- C. 8
- D. 6
Verified working — step 1
Rotating about the long axis, the prism looks identical every 360°/6 = …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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