geometry
posted by SASA .
Suppose the angle of elevation to the top of a tree is 47 degrees. If you are standing 28 feet from the tree, how tall is the tree? Type your numerical answer only in the answer box. Round your answer to the nearest tenth!
The tree is _____ feet tall.

Did you make your diagram?
Which trig ratio do you think will fit your situation? 
25

30. How i did it tan 47= x/28

You'd have to know how tall the frickin' person is that is looking at the tree.