Bizzare Trisection?

[color=#000000]The following applet illustrates an alternate means to [b][color=#0000ff]trisect a segment [/color][/b]without using parallel lines. [br][br][b][color=#0000ff]KEY QUESTION(S): [/color][/b][br]Why does this method work? [br]What previously learned theorem(s) justify your conclusions?[br]Explain. [/color]
Quick (Silent) Demo

Información: Bizzare Trisection?