Question

50. The angle of elevation of the top of a tower standing on a horizontal plane from a point A
is a. After walking a distance d towards the foot of the tower, the angle of elevation is found
to be ß. Then the height of the tower is​

Answer 1

Step-by-step explanation:

d = AB = OA - OB

d = AB = OA - OB= h (cotα−cotβ)=sinαsinβhsin(β−α

d = AB = OA - OB= h (cotα−cotβ)=sinαsinβhsin(β−αh = etc