ECZ 2021 · O-Level Paper 1 — Symmetry
The figure below shows a parallelogram with centre O. Describe fully the symmetry of the parallelogram about the centre O.
- A. Rotational symmetry of order 2 about O
- B. Rotational symmetry of order 4 about O
- C. Line symmetry through O
- D. No symmetry about O
Verified working — step 1
A parallelogram maps onto itself after a half-turn about its centre.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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