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Pre-Calculus Chapter 1.1 to 1.4
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Gravity
Terms in this set (10)
Coterminal angles
Angles that have the same initial and terminal sides
Cofunction
A trig function whose value for the complement is equal to the value of a given trig function of the angle itself.
Reference Angle
An acute angle form from the terminal side of the angle and the horizontal axis.
Angle of Elevation
The angle formed by the line of sight and the horizontal plane for which the object is above the horizontal.
negative angle
An angle measured in the clockwise direction from the horizontal axis
Angle
An angle is formed when a ray is rotated about its endpoint
Angle of Depression
The angle between the horizontal and the observers line of sight if the object is below the sight of the observer.
Initial side
The starting position of an angle.
Positive angle
Created when a ray is rotated counterclockwise.
Standard position
An angle whose initial side is on the positive x-axis and the ray is rotated about the origin.
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