Question

A six-feet tall person wants to know the height of a tree. The person stands 20 feet from the tree and sights to the top of the tree. The angle of the sight line is 30 degrees. How tall is the tree?

Answers

bobpursley
Are we assuming the tree and person are on flat horizontal ground? If so, then

height=6+20tan30

Draw the figure, and verify that.

Related Questions