A person walking along a straight road observes that at two consecutive kilometre stones the angles of elevation of a hill in front of him are `30^@` and `45^@` find the height of the hill

A person walking along a straight road observes that a two points 1 km apart, the angles of eleva-tion of a pole in front of him are 30^@ and 75^@ . The height of the pole is

A person walking along a straight road observes that a two points 1km apart,the angles of eleva-tion of a pole in front of him are 30^(@) and 75^(@). The height of the pole is

A person walking along a straight road towards a hill observes at two points distances sqrt3 km. The angle of elevation of the hill to be 30^@ and 60^@ . The height of the hill is

A person walking along a st.road towards aobserves at two points,distance sqrt(3)km, the angles of elevation of the hill to be 30 and 60^(@). The height of the hill is

From the top of the hill; the angle of depressions of two consecutive kilometre stones due east are found to be 30^(@) and 45^(@) Find the height of the hill.

From the top of a hill,the angles of depression of two consecutive kilometre stones due east are found to be 30^(@) and 45^(@). Find the height of the hill.

From the top of a hill, the angles of depression of two consecutive kilometre stones due east are found to be 30^0a n d45^0 . Find the height of the hill.

A passenger in an aeroplane flying over a straight road observed two consecutive milestones, 1km apart on the straight road at 60^@ and 30^@ angle of depression respectively. Find the height of the plane from the road at that time.