ECZ 2019 · O-Level Paper 1 — Coordinate Geometry
A and B are points with coordinates (-3, 3) and (5, 9) respectively. Find the length AB.
- A. 8
- B. 14
- C. 6
- D. 10
Verified working — step 1
The distance between two points comes from Pythagoras: the horizontal and vertical gaps are the short sides, AB is the hypotenuse.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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