Hellow guys, Welcome to my website, and you are watching At a point A, 20 metres above the level of water in a lake, the angle of elevation of a cloud is 30°. and this vIdeo is uploaded by KHAJA ACADEMY MATHEMATICA at 2022-03-20T15:56:42-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.