Trigonometry Chapter 1A Name___________________
Worksheet 1.6A Day 2
1. The angle of depression from the top of the building to the point on the ground is
o
32 30′
. How far is
the point on the ground from the top of the building if the building is 252 meters high?
2. An airplane is flying 10,500 feet above the level ground. The angle of depression from the plane to
the base of a tree is
o
13 50′
. How far horizontally must the plane fly to be directly over the tree?
3. The angle of elevation from the top of a small building to the top of a nearby taller building is
o
46.7
,
while the angle of depression to the bottom is
o
14.2
. If the smaller building is 28 meters high, find the
height of the taller building.
4. Find the angle of elevation of the sun if a 50 foot flagpole casts a shadow 75 feet long.
5. A television camera is to be mounted on a bank wall so as to have a good view of the head teller.
Find the angle of depression that the lens should make with the horizontal.
Head
Teller
Camera
5.93 ft
12.02 ft
