ECZ 2010 · O-Level Paper 1 — Circle Theorems
Using the same diagram, calculate angle PTS.
- A. 72°
- B. 48°
- C. 24°
- D. 66°
Verified working — step 1
Two stages: the isosceles triangle PQT gives angle QTP, then PTS is the PART of angle QTS left over.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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