ECZ 2022 · GCE Paper 1 — Symmetry

The diagram below shows a square based right pyramid with an axis AB. Describe fully the symmetry of the pyramid.

Diagram for ECZ 2022 · GCE Paper 1
  • A. Rotational symmetry of order 4 about axis AB
  • B. No rotational symmetry
  • C. Rotational symmetry of order 2 about axis AB
  • D. Rotational symmetry of order 4 about a base edge

Verified working — step 1

The base is a square.

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Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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