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QA – Placement Quizzes | Trigonometry & Height and Distances | Question 8

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  • Last Updated : 28 Jun, 2021
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Amit is standing at a point P is watching the top of a tower, which makes an angle of elevation of 45° with Amit\’s eye. He walks some distance towards the tower to watch its top and the angle of elevation becomes 60°. What is the distance between the base of the tower and the point P?


4.2 units


8 units


10 units


Data inadequate

Answer: (D)


Let MN be the tower and Amit be standing at P (45° = angle MPN) and Q (60° = angle MQN). We are only given two angles and no sides of the triangles. Therefore, the data is inadequate.

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