A man observes the angle of elevation of the top of a mountain to be 30o. He walks 1000 feet nearer ….

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A man observes the angle of elevation of the top of a mountain to be 30^o. He walks 1000 feet nearer and finds the angle of elevation to be 45^o. What is the distance of the first point of observation from the foot of the mountain?

Options :-

1. 500( + 1) ft
2. 500( + 1) ft
3. 500( - 1) ft
4. 500( - 1) ft

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