Omar starts from his office and walks 2 km towards the east. He turns right and walks 12 km, turns right again and walks 10 km, and finally turns left and walks 3 km. How far is Omar from the office now?
Correct answer C. 17 km
Explanation
Taking the office as the origin, the final position is 8 km west and 15 km south of it. The shortest distance is the square root of (8² + 15²), which is 17 km.
Answer checked How we write and check questions
Discussion