Triangle Proportionality Cut by Parallel Line

Shows side ratios of a triangle cut by a side parallel to a base. Students can see the proportionality of different side pairs as a result. Courtesy of SeamusMcCabe for his initial work constructing the triangle and calculating side lengths. The ratios are new additions.

 

ulkster

 
Resource Type
Activity
Tags
angle  parallel  proportional  ratio  similar  similar-triangle  triangles 
Target Group (Age)
15 – 18
Language
English (United States)
 
 
GeoGebra version
4.2
Views
1203
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