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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 the bottom of a building is twice that from its top. What is the height of the building if the height of the tower is 75 m and the angle of elevation of the top of the tower from the bottom of the building is `60^(@)`?

A

25 m

B

37.5 m

C

50 m

D

60 m

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Knowledge Check

  • The angle of elevation of the top of a tower from the foot of a house, situated at a distance of 20 m from the tower is 60^(@) . From the top of the top of the house the angle of elevation of the top of the tower os 45^(@) . Find the height of house and tower.

    A
    `14.64 m, 34.64 m`
    B
    `13 m, 34.64 m`
    C
    `14.64 m, 32 m`
    D
    None

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