A vertical tower is 20 m high. A man standing at some distance from the tower knows that the cosine of a angle of elevation of the top of the tower is 0.53. How far is he standing from the foot of the tower?

10.25 m

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15 m

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12.50 m

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25 m

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5.75 m

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Solution

The correct option is C
12.50 m

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Similar questions

A person standing at some distance from a tower sees the top of the tower, making an angle of elevation of $50^{\circ}$ . When he moves 10 m towards the tower the angle of elevation changes to $70^{\circ}$ . Find the height of the tower.

$[t a n 70^{\circ} = 2.74, t a n 50^{\circ} = 1.2]$

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A vertical tower is 20 m high. A man standing at some distance from the tower knows that the cosine of a angle of elevation of the top of the tower is 0.53. How far is he standing from the foot of the tower?

The correct option is C 12.50 m

The correct option is C
12.50 m