Question

the angle og elevation theta of the top of a light house , as seen by a person on the ground is such that tan theta =5/12 , when the person moves a distance of 240 m towards the light house, the angle of elevation becomes alpha such that tan alpha =3/4 find the height of light house

Answer 1

I hope it will help you

Answer 2

$\textbf{Answer is in Attachment !}$