A tower subtends an angle  \alpha at point 'A' in the plane of its base and the angle of depression of the foot of the

### Question Asked by a Student from EXXAMM.com Team

Q 3050180014.     A tower subtends an angle  \alpha at point 'A' in the plane of its base and the angle of depression of the foot of the tower at height 'b' just above A is  \beta. The height of the tower is
A

b\tan \alpha \cot \beta

B

b\cot \alpha \cot \beta

C

b\tan \alpha \tan \beta

D

b\cot \alpha \tan \beta

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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