If the ratio of the height of a tower and the length of its shadow is √3 :1, what is the angle of elevation of the Sun?
The ratio of height of a tower and the length of its shadow= √3 :1
Angel of elevation = θ
tan θ = √3 :1
tan θ = √3 (∵ tan 60° = √3)
∴ θ = 60°