A tree grows at an angle of 4° from the vertical due to prevailing winds. At a

Question:

A tree grows at an angle of 4° from the vertical due to prevailing winds. At a point 40meters from the base of the tree, the angle of elevation to the top of the tree is 30° (see figure).
(a) Write an equation that you can use to find the height h of the tree.
(b) Find the height of the tree.