Suppose the Figure Below Is an Exaggerated Diagram of a Plane

question 75

Short Answer

Suppose the figure below is an exaggerated diagram of a plane flying above the earth. The plane is 5.05 miles above the earth and the radius of the earth is 4,000 miles. To each of your answers, apply the rules regarding the use of significant digits when determining your answer. Round the distance to the nearest miles and the angle to the nearest tenth of degree.
How far is it from the plane to the horizon? __________ mi
​What is the measure of angle A ? __________ °

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Definitions:

Absolute Thresholds

The minimum intensity of stimulation required to detect a particular sensory input 50% of the time.

Peripheral Vision

The part of vision that occurs outside the very center of gaze, allowing for the detection of stimuli and movement in a wider field around the direct line of sight.

Wavelength

The distance between successive crests of a wave, often used to describe the physical properties of electromagnetic waves such as light and radio waves.

Purity

The state of being free from contaminants, adulterants, or imperfections; often used in moral or ethical contexts.