Two friends start from the same point. One walks 9 m North and the other walks 12 m East. What is the distance between them now?
- A.13 m
- B.14 m
- C.15 m ✓
- D.16 m
Explanation: This forms a right triangle with legs 9 m and 12 m. The distance is √(9²+12²) = √225 = 15 m.
Class 6 IMO Mathematics Olympiad practice · Analytical Reasoning · Directions & Distance
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