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Calculating Heights and Distances

Question 11. ...

Question

Question 11. A man standing at a point P is watching the top of a tower, which makes an angle of elevation of 30º with the man's eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes 60º. What is the distance between the base of the tower and the point P?

A

(a) 4 units

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B

(b) 8 units

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C

(c) 12 units

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D

(d) Data is inadequate

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Solution

The correct option is D (d) Data is inadequate
(d)

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Similar questions

Q. A man standing at a point P is watching the top of a tower, which makes an angle of elevation of

30^{\circ}

with the man's eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes

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. What is the distance between the base of the tower and the point P?

Q. A man standing on a horizontal plane, observes the angle of elevation of the top of a tower to be

α

. After walking a distance equal to double the height of the tower towards the tower, the angle of the elevation becomes

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Q. A man is watching from the top of a tower, a boat speeding away from the tower. The boat makes an angle of depression of

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α^{o}

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Calculating Heights and Distances

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