A flag-staff stands on the top of a 5 m high tower. From a point on the ground, the angle of elevation of the top of the flag-staff is `60o` and from the same point, the angle of elevation of the top of the tower is `45o` . Find the height of the flag-staff.

A statue 1.6m tall stands on the top of pedestal.From a point on the ground,the angle of elevation of the top of the statue is 60o and from the same point the angle of elevation of the top of the pedestal is 45o . Find the height of the pedestal.

A statue,1.6m tall,stands on the top of a pedestal.From a point on the ground,the angle of elevation of the top of the statue is 60^(@) and from the same point the angle of elevation of the top of the pedestal is Find the height of the pedestal.

A metal statue 1.5m tall stands on a platform. From a point on the ground,the angle of elevation of the top of the statue is 45^(@) and from the same point the angle of elevation of the top of the platform is 30^(@). Find the height of the platform.

From a point P on the ground the angle of elevation of the top of a 10 m tall building is 30o . A flag is hoisted at the top of the building and the angle of elevation of the top of the flagstaff from P is 45o . Find the length of the flagstaff

From the top of a 7m high building,the angle of elevation of the top of a tower is 60 and the angle of depression of the foot of the tower is 30. Find the height of the tower.

The angle of elevation of the top of a tower at a point on the ground is 30o .What will be the angle of elevation,if the height of the tower is tripled?

A T.V. Tower stands vertically on a bank of a river. From a point on the other bank directly opposite to the tower, the angle of elevation of the top of the tower is 60 degrees. From a point 20m away this point on the same bank, the angle of elevation of the top of the tower is 30o . Find the height of the tower and the width of the river.

A vertical tower stands on a horizontal plane and is surmounted by a flag-staff of height 7m. From a point on the plane, the angle of elevation of the bottom of the flag-staff is 30o and that of the top of the flag-staff is 45o . Find the height of the tower.