ECZ 2012 · O-Level Paper 1 — Symmetry
The diagram shows a squared floor tile with centre O. Describe fully the rotational symmetry, about O, of this floor tile.
- A. Rotational symmetry of order 2
- B. Rotational symmetry of order 4
- C. No rotational symmetry, order 1
- D. Rotational symmetry of order 8
Verified working — step 1
Find the SMALLEST turn that maps the tile onto itself, then divide it into 360°.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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