Question 14
Farhan travels 4 km in the north-east direction and then turns towards the south-east to travel another 3 km. How far is he now from his original position?
Solution
Farhan travels 4 km in the north-east direction and then turns towards the south-east to travel another 3 km.
Thus, distance between original and final position = $$\sqrt{(4)^2+(3)^2}$$
= $$\sqrt{16+9}=\sqrt{25}=5$$ km
=> Ans - (D)
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