Draw the sine squared of an angle

Given an angle, α, a method for drawing a segment of length sin²α. (From Heinrich Dörrie, [i]100 Great Problems of Elementary Mathematics[/i].)
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Ryan Hirst —

 
Resource Type
Activity
Tags
circle  cosine  right  sine  triangles  unit 
Target Group (Age)
19+
Language
English (United States)
 
 
GeoGebra version
4.2
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6245
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CC-BY-SA, GeoGebra Terms of Use
 

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