Question

A man standing in the bank of a river saw the top of a tower on the other bank with angle of

elevetion 45°

. He walked backward 15 meter and look the same tower, if sees in an angle of

elevation 30°.What is the height of tree?​

Answer 1

$The \: height \: of \: the \: tree \: is \: 15√3+15/2$