11. From his hotel window a tourist has a clear
view of a clock tower. The window is
5 metres above ground level. The angle
of depression of the bottom of the tower is
5° and the angle of elevation of the top of
the tower is 7°
(a)
(b)
How far is the hotel from the tower?
What is the height of the tower?

5 m

11 From his hotel window a tourist has a clear view of a clock tower The window is 5 metres above ground level The angle of depression of the bottom of the towe class=