ECZ 2014 · O-Level Paper 1 — Symmetry
The regular hexagon shown is divided into 12 congruent triangles, two of which are already shaded. Which diagram shows two more triangles shaded so that the figure has exactly two lines of symmetry?
- A. mathsymmetry/o2014_q14b_topmid.png
- B. mathsymmetry/o2014_q14b_leftvertex.png
- C. mathsymmetry/o2014_q14b_kites.png
- D. mathsymmetry/o2014_q14b_rightvertex.png
Verified working — step 1
Two lines of symmetry must cross at right angles - so build a figure balanced in two perpendicular directions.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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