X started from his home and walked 4 km towards the east. From there, he…
2019
X started from his home and walked 4 km towards the east. From there, he turned left and walked 3 km. How far and in which direction is he from his home?
- A.
4 km, east
- B.
1 km, south-east
- C.
5 km, north-east
- D.
7 km, north
Attempted by 204 students.
Show answer & explanation
Correct answer: C
Movement forms a right-angled triangle: 4 km east and 3 km north. Distance = √(4² + 3²) = 5 km, and direction is north-east.