Going full circle completing the square

I usually use the last six week of the school year in geometry to teach circles: Arc lengths, chords, secants, tangents, etc. Which I have outlined in the Geometry Planning Guide The following school year students begin Algebra 2 and promptly forget these properties of circles. They also start the new school year frustrated and … Continue reading Going full circle completing the square

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Starting Geometry with Definitions

Every year, geometry starts with students defining many key terms so that we can use this vocabulary as we work through the content. For some reason, this school year, I couldn't remember what I'd done in the past and I took this to mean that it wasn't as awesome as it could be. As I … Continue reading Starting Geometry with Definitions

Basic Geometry Constructions 4-tab Foldable

[update: 10/05/15: I no longer use this in my classes because I developed a better sequence of lessons for teaching geometry where students deduce each construction using reasoning instead of copying steps from a website or myself.] Following an activity developing definitions in geometry, the first major unit of geometry will be constructions. I plan … Continue reading Basic Geometry Constructions 4-tab Foldable

Day 113: Mean, Median Mode & How to think about data

This went really well! I gave the students a sheet that listed everyone in the class and they had to fill out eye color, shoe size & average number of texts they send per day. I did this because students sometimes need to be forced to interact with each other and I have a few … Continue reading Day 113: Mean, Median Mode & How to think about data