A woman 1.7m in height observes the angle of elevation of a tree to be 24°. If she is standing 15m from the tree,determine the height of the tree

Answer 1

height above her height:
tan24=d/15

solve for d. Then height of tree is h=d+1.7

Answer 2

8.4m

Answer 3

From a coastal lookout point P, 100m above sea-level, a soldier sights a boat at an angle of depression of 27 degrees. Calculate the horizontal distance of the boat from the sailor.