ECZ 2023 · GCE Paper 1 — Mensuration
The diagram shows a sector XOY. The angle subtended at the centre is 70° and the radius is 18cm. Calculate the area of the sector XOY. [π = 227]
- A. 99 cm2
- B. 1134 cm2
- C. 396 cm2
- D. 198 cm2
Verified working — step 1
Area = (70360) × (227) × 182The 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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