A girl 1.2m in height is 25m away from a tower 18m high. What value is the angle of elevation of the top of the tower from her eyes?


A woman 1.7m in height observes the angle of elevation of a tree to be 24 degrees. If she is standing 15m from the tre, determine the height of the tree.


From a point P on ground levelv which is 100m from the ft of a church tower, the angle of elevation of the top of the tower is 35 degrees. Use a scale of 1cm to 10m to make a scale drawing. Use you drawing to compute the height of the tower.

An instrument in an aircraft flying at a height of 400m measures the angle of depression of the beginning of the runaway as 25 degree. Calculate the horizontal distance of the aircraft from the runaway.

A man 1.5m in height standingon top of a vertical building 42m high, sees a truck some distance away , at an angle of depression of 53.5 degree. At what distance is the truck form the base of the building?



A woman standing 20m away from a tower sees on which an aerial stands. He measures the angles of elevation to the top and bottom of the aerial as 52 degrees and 49 degrees respectively. Determine the height of the aerial.