Finding Perimeter & Area of Irregular Figures

I’ll be honest, I HATE working on perimeter and area of irregular figures!  It is such a challenge for students and the perfectionist in me can’t deal with the mess that these drawings quickly turn into.  This year, I did something extremely basic but so close to my heart; color coding!!!  I have found this method to be very effective for teaching students to visualize how to find the “missing” measurements.  It can also be done quickly, on the fly, and without ANY preparation.   I begin this mini-lesson by telling students to grab two markers of their favorite color….talk…

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