1) What angle is formed between the horizontal line and line of sight when the object observed is above the observer? a) Angle of Depression b) Angle of Elevation 2) What measuring instrument is used to measure the angle of elevation and depression? a) Protractor b) Ruler c) Clinometer d) Barometer 3) What angle is formed between the horizontal line and line of sight when the object observed is below the observer? a) Angle of Depression b) Angle of Elevation 4) What is the imaginary line from the eye level to the object being observed? a) Horizontal Line b) Vertical Line c) Line of Sight d) Line of Angle 5) If our School Head is at the 3rd floor when she saw a piece of trash on the ground, what kind of angle is observed from the school head to that piece of trash? a) Angle of Elevation b) Angle of Depression

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