Question 10
Suppose two boats are starting their journey form the ferry ghat A considered as the origin, one towards ferry ghat B along the straight line y = −2x and the other towards the ferry ghat C along the straight line perpendicular to the path followed by B. The river is 1 km. wide uniformly. Suppose Rahul wants to go to the exact opposite point of A along the river. Then answer the given subquestions.
How much distance Rahul has to travel to reach his destination if he takes the boat towards ferry ghat B?