From the top of a building of height h metre, the angle of depression of an object on the ground is \theta. What is the distance (in metre) of the object from the foot of the building?

UPSC NDA I 2012 Mathematics Paper

Question : 39 of 120

Marks: +1, -0

From the top of a building of height h metre, the angle of depression of an object on the ground is θ. What is the distance (in metre) of the object from the foot of the building?

h‌cot‌θ
h‌tan‌θ
h‌cos‌θ
hsin‌θ

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