1. Welcome back to: Using Manipulatives in the Secondary Classroom Class#3: Geometry/Measurement Strand 1. Please have a seat at the center table with your name tent. 2. Please sign in to a computer – so that it is ready for later.

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4.  Class 1 Review Subtracting Integers: show (+5) – (-3) (+5) – (-3) = 8 or (+5) + ? = 8

5.  Class 1 Review Subtracting Integers: Problem from Above Corresponding addition problem How are they similar? How are they different?

6.  Multiplying Polynomials (x – 1)(x +4) (x – 1)(x +4)=x 2 +3x-4

7.  Dividing Polynomials x 2 + 5x +6 x + 2

8.  Dividing Polynomials x 2 + 5x +6 x + 2

9.  Dividing Polynomials x 2 + 5x +6 x + 2 = x+3

10.  Factoring Polynomials x 2 – 5x + 6

11.  Factoring Polynomials x 2 – 5x + 6 --- make a rectangle with the squares

12.  Factoring Polynomials x 2 – 5x + 6 = (x-2)(x-3)

13.  NCTM-- ILLUMINATIONS

14.  Class 3: Strand 3 and 4: Geometry and Measurement Handouts Standard 3 and 4 SC 6-8 Geometry CLG’s Circles, Geoboards, Tangrams, & Geometer’s Sketchpad