Question

The angle of elevation of the top of the tower is observed from a point on the ground is alpha and moving a metre toward the tower the angle of elevation is beta prove that the height of the tower is l a 10 alpha and beta upon 10 theta minus tan alpha

Answer 1

Answer:

Step-by-step explanation:

Triangle ADE tan60=AE/DE AE=28.5root3 h=AE+BE=AE+DC. H=28.5root3 +1.2m