1. An escalator has an angle of elevation of 10° and a vertical rise of 6 m. Find the length of the escalator. 6 m 10° A. 6.09 m В. 34.03 m C. 34.55 m D. 36 m 2. A plane, at an altitude of 3000 feet, observes the airport at an angle of 27°. What is the horizontal distance between the plane and the airport to the nearest foot? A. 6 608 ft. В. 6 000 ft. 27 C. 5 888 ft. 3000 D. 3 366 ft. (27") 3. In the given figure, identify the angle of elevation and angle of depression. A. Angle of elevation: 22 and 4 Angle of depression: 21 and 23 B. Angle of elevation: 21 and 23 Angle of depression: 2 and 24 3. C. Angle of elevation: <1 and 24 Angle of depression: 2 and 23 D. Angle of elevation: 2 and 23 Angle of depression: 21 and 4 4. Find the angle of elevation of the sun when a 7.6meter flagpole casts an 18.2 m shadow. Round your answer to the nearest tenth. A. 22. 7° Tang В. 22. 66° С. 22. 6° 7.6 m D. 22° 18.2 m 5. This refers to an imaginary line that connects the eye of an observer to the object being observe. A. Angle of elevation B. Angle of depression C. Line of sight D. All of the above

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