Question

A building has a pens round it 2.A and B,30metre apart a choosen outside the pens on a street line with the full of the building on a horizontal plane.
The angle of Elevation of the building from A and B
i. Find the high of the building?
ii. Find the distance of the building from point 2.?

Answer 1

Answer:

DE is a, tower standing on a horizontal plane and ABCD is a straight line in the plane. The height of the tower subtends an angle θ at A,2θ at B, and 3θ at C. If AB and BC be respectively 50 and 20 feet, find the height of the tower and the distance CD.