Dilshad starts from her hostel and walks 3 km towards the east. She turns right and walks 3 km, turns left and walks 5 km, and finally turns left again and walks 9 km. How far is Dilshad from the hostel now?
Correct answer C. 10 km
Explanation
Taking the hostel as the origin, the final position is 8 km east and 6 km north of it. The shortest distance is the square root of (8² + 6²), which is 10 km.
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