Question

Two trees in a park are 14.80 meters apart. An observer, whose eye line is 1.80 m above the ground, is standing halfway between the trees. The angles of elevation of the tops of the trees from the observer’s eye line are 17° and 23°. Determine the height of each tree to the nearest 0.01 m.

Answer 1

again, use tan. he adjacent leg in each case is 7.4

be sure to add 1.8 to the answers, since that's how high the observation point is.