Question

The angle of elevation of the top of a tower, vertically erected in the middle of a paddy field, from two points on a horizontal line through the foot of the tower are given to be α and β (α>β). The height of the tower is h unit. A possible distance (in the same unit) between the points is

A) h(cotβ-cotα)cos(α+β) B) h(cotα - cotβ) C) h(tanβ - tanα)tanα tanβ D) h(cotα+cotβ)

Answer 1

Step-by-step explanation:

C) h(tanβ - tanα)tanα tanβ

Answer 2

the correct answer is c)