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The angle of elevation of the top of a t...

The angle of elevation of the top of a tower from a point O on the ground, which is 450 m away from the foot of the tower, is `40^(@)`. Find the height of the tower.

Text Solution

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The correct Answer is:
378 m
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From the bottom of a pole of height h, the angle of elevation of the top of a tower is alpha . The pole subtends an angle beta at the top of the tower. find the height of the tower.

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Knowledge Check

  • A tower stands vertically on the ground. From a point on the ground.which is 30 m away from the foot of the tower, the angle of elevation of the top of the tower is found to be 45^(@) . Then the height of the tower is

    A
    20 m
    B
    30 m
    C
    40 m
    D
    50 m

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