The angle of elevation of the top of an unfinished building at a point distant 100m from its base is `45^@` .How much higher must the building be raised so that its angle of elevation at the same point may be `60^@`

The angle of elevation of the top of an unfinished tower at a distance of 100 m from its base is 45^(@) . How much higher must the tower be raised so that angle of elevation of its top at the same point may be 60^(@) ?

The angle of elevation of the top of an unfinished tower from a point at a distance of 80 m from its base is 30^(@) . How much higher must the tower be raised so that its angle of elevation as the same point may be 60^(@)

The angle of elevation of the top of an unfinished tower at a distance of 120 m from its base is 30^(@) . How much higher must the tower be raised so that the angle of elevation of its top at the same point may be 60^(@) ?

The angle of elevation of the top of an unfinished tower at a distance of 120 m from its base is 30^(@) . How much higher must the tower be raised so that the angle of elevation of its top at the same point may be 60^(@) ?

The angle of elevation of the top of an unfinished tower at a distance of 120 m from its base is 30^(@) . How much higher must the tower be raised so that the angle of elevation of its top at the same point may be 60^(@) ?

The angle of elevation of the top of an unfinished tower at a distance of 120 m from its base is 30^(@) . How much higher must the tower be raised so that the angle of elevation of its top at the same point may be 60^(@) ?

The angle of elevation of the top of an unfinished tower at a distance of 75m from its base is 30^(@). How much higher must the tower be raised so that the angle of elevation of its top at the same point may be 60^(@).

The angle of elevation of the top of an unfinished tower at a distance of 75 m from its base is 30^(@) . How much higher must the tower be raised so that the angle of elevation of its top at the same point may be 60^(@) ? [Take sqrt(3) = 1.732 .]

The angle of elevation of the top of an unfinished pillar at a point 150 metres from its base is 30^(@) The height (in metres) that the pillar must be raised so that its angle of elevation at the same point may be 45^(@) , is (Take, sqrt(3)=1.732)

The angle of elevation of the top of an unfinished tower from a point at a distance of 120 metres from its bace is 45^(@) . The height of the tower that must be raised so that the angle of elevation at the same point may be 60^(@) is