ECZ 2026 · GCE Paper 1 — Mensuration
The diagram shows a sector of a circle with centre O and radius 10.5 cm. Angle POQ = 60°. Find the area of the sector. [π = 227]
- A. 11 cm2
- B. 57.75 cm2
- C. 346.5 cm2
- D. 115.5 cm2
Verified working — step 1
A sector is a fraction of the whole circle: its angle over 360°. Here 60° is 16 of the circle, so find 16 of πr2.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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