Unit Circle: Comparing Ratios and Coordinates

The sin ratio of the central angle is the same as the y coordinate of the point of intersection of the terminal arm. The cosine ratio of the central angle is the same as the x coordinate of the point of intersection of the terminal arm.
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John Rodgers —

 
Resource Type
Activity
Tags
circle  coordinates  ratios  unit  unit-circle 
Target Group (Age)
12 – 18
Language
English
 
 
GeoGebra version
5.0
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1019
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