Unit Circle and Cosine Graph

Generate the cosine graph by unit circle. See also: [b]Unit Circle and Sine Graph: [/b]http://www.geogebratube.org/material/show/id/8028 [b]Unit Circle and Tangent Graph: [/b]http://www.geogebratube.org/material/show/id/8030 [b]Defining Trigonometric Ratios: [/b]http://www.geogebratube.org/material/show/id/8088 Anthony Or. GeoGebra Institute of Hong Kong. E-mail: orchiming@gmail.com

 

Anthony OR 柯志明

 
Resource Type
Activity
Tags
circle  cosine  exploration  unit-circle 
Target Group (Age)
15 – 18
Language
English (United Kingdom)
 
 
License
CC-BY-SA, GeoGebra Terms of Use
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Drag the slider to change the angle and graph the cosine values.
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Credit to Anthony Or.
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Remember that the cosine of an angle is its x-coordinate. Drag the slider to create a cosine graph on the right. The horizontal axis represents the angle measured in degrees and the vertica
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