Geometry, Points of Concurrency

Concurrency in Triangles InfoNotes & Activities

I usually teach points of concurrency before Winter break but since I'm doing the Building Thinking Classrooms (by Peter Liljedahl) I'm not moving quite as fast and I'm okay with that. My students are gaining a deeper understanding and on their semester 1 reflection, many of them said they like building their understanding at the… Continue reading Concurrency in Triangles InfoNotes & Activities

Activities, Geometry, InfoNotes, Triangle Congruence, Triangle Theorems

Triangles & Triangle Congruence InfoNotes & Activities

As promised, here is another set of InfoNotes and activities I use. Congruent Triangles Isosceles & Equilateral Triangles Exterior Angles & Triangle Sum Theorems Triangle Congruence Theorems Triangle Congruence Proofs Triangle Coordinate Proofs Here are some additional activities I have used during this unit. link link link link link Google Sheet link I usually introduce… Continue reading Triangles & Triangle Congruence InfoNotes & Activities

Activities, Geometry, Google Slides, Thinking Questions, Triangle Congruence, Triangle Theorems

Exit Tickets for Triangles Unit

It's nice when you find an activity that you can just USE. If you are getting ready to teach or review triangle congruence, hopefully these exit tickets will be helpful. I give these the same day I teach a new lesson. Students get feedback from me until they have correct answers. It has worked very… Continue reading Exit Tickets for Triangles Unit