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Javascript Version

Similar Triangles

In this example, DE is constrained to be parallel to AB and to lie on point F.

We output the ratios of the sides of the small triangle to the larger triangle.

Yes, they stay the same - the triangles are indeed similar.

 

 

 

 

 

 

 

 

 

 

 

 

 

If you are interested in this applet, you may like our Interactive Symbolic Geometry software Geometry Expressions.