1. Base on the given situation, write A if it illustrates angle of elevation and B If it illustrates angle of depression. 1. A boy on the street is looking at a lady on the rooftop of a building. 2. A bird sets on top of the lamp post observes the worm on the ground. 3. Standing on the playground, Ana is watching flying a kite. 4. The captain of the ship is looking at the lighthouse. 5. The pilot is looking at the airport where they will land. 1. Multiple Choice. Choose the letter of the correct answer. If there is no correct answer from the choices, write E. Write your answer on the SPACE PROVIDED. (2 points each) 6. It is the angle from the horizontal line of sight of the observer to the object above. a. Right Angle c. Fraction Line b. Angle of Depression d. Angle of Elevation 7. The measure of the angle of elevation or angle of depression is always: a. less than 90' b. more than 90' but less than 180* C. exactly 90" d. more than 180* but less than 360* 8. The line of sight is an imaginary line that connects the eye of the observer to the object being observed. a. True b. False c. Maybe d. Cannot be determined 9. A kite held by the 125m of string makes an angle of elevation with the ground of 45*. About how high is the kite above the ground? a. 62.8 m b. 88.4 m c. 75.1 m d. 113.6 m 10. From the top of the barn 7.62 m high, you see a cat in the ground. The angle of depression of the cat is 40". How many meters must be the cat walk to reach the barn? a. 9.08 m b. 9.81 m c. 9.80 m d. 9.18 m 11. A balloon is 50 m high. Its angle of elevation from the observer A is 45* and from observer B is 30". What is the maximum distance between the two observers? Express your answer to the nearest meter. a. 136 m b. 138 m c. 137 m d. 139 m 12. With the sun, a girl 1.4 m tall cast a 3.6 m shadow. Find the angle of elevation from the tip of the shadow to the sun. Express your answer to the nearest degree. a. 19' b. 21" c. 20' d. 22" 13. A surveyor sights two sign and the angle between the two lines of sight measures 55". If the first and the second signs are 70 m and 50 m away respectively, from the surveyor, find the distance between the two signs. Express your answer to the nearest meter. a. 81 m b. 83 m c. 82 m d. 84 m 14 A 10 m ladder is leaning against a building at a 50" angle with the ground. Which can be used to find how high is the ladder reaches up the side of the building? a. sin 50* = 12 b. cos 50" = 7 c. sin 50' = 12 d. cos 50* = 12 15. Find the angle of elevation of the sun from the ground to the top of a 10 ft tall tree that casts a shadow of 14 feet. Round to the nearest degree. a 54' b. 44' C. 46* d. 36*