ECZ 2026 · GCE Paper 1 — Symmetry
The following figure is made up of five identical cubes. State the number of planes of symmetry for the figure.
- A. 5
- B. 4
- C. 2
- D. 3
Verified working — step 1
Count the planes in two families: the upright planes that come from the plus-shaped outline seen from above, plus any flat slice through the single layer of cubes.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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