ECZ 2025 · O-Level Paper 1 — Coordinate Geometry
Find the length of a straight line joining the points A(−13, 2) and B(−10, −2).
- A. √7
- B. 5
- C. 7
- D. 25
Verified working — step 1
The distance between two points comes from Pythagoras: the horizontal and vertical gaps are the two short sides of a right-angled triangle, and AB is its 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.
Have a different question?
Search it — if it is from a past paper or a school mock, chances are we have it worked out, or one that uses the same method.
Search any past-paper question