(Mathhombre) Miscellanea
Triangle Vertex Reflections

At the Math 2.0 session last night Geoff Roulet and Jill Lazarus shared a great situation for investigation in the context of collaborative learning supported by computers. 

Investigation: http://mathfuture.wikispaces.com/Reflections+in+Vertices+Investigation

Session page: http://mathfuture.wikispaces.com/SupportingCollaborativeMath

I made a sketch to conjecture with. Not sure it’s where they’re headed, but there are a lot of things to notice. Teacher page and student page at GGBTube.