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The upper (3)/(4)th portion of a vertica...

The upper `(3)/(4)th` portion of a vertical pole subtends an angle `tan^(-1)((3)/(5))` at a point in the horizontal plane through its foot and at a distance 40 m from the foot. A possible height of the vertical pole is :

A

40 m

B

60 m

C

80 m

D

20 m

Text Solution

Verified by Experts

The correct Answer is:
A
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