A man stands on a tree 150cm high and sees a boat at an angle of depression of 74°. Find the distance of the boat from the base of the tree.

A man stands on a tree 150cm high and sees a boat at an angle of depression of 74°. Find the distance of the boat from the base of the tree.

Answer Details

$\mathrm{an}74=\frac{150}{x}$
$x=\frac{150}{\tan 74}$
= 43.01cm