Question

From the top of a building 60m high, the angle of elevation and depression of the top

and the foot of another building are α and β respectively. Find the height of the second

building.

a) 60(1+ tan α tanβ)

b) 60(1+ cot α tanβ)

c) 60(1+ tan α cotβ)

d) 60(1- tan αcotβ)​

Answer 1

Answer:

The correct answer is option C