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| Module 1: Reasoning with Shapes |
| Lesson 1.1: The Squariest Square |
| Lesson 1.2: Hip to Be Square |
| Lesson 1.3: Ts and Train Tracks |
| Lesson 1.4: Where Has Polly Gone? |
| Lesson 1.5: In and Out and All About |
| Lesson 2.1: Running Circles Around Geometry |
| Lesson 2.2: The Quad Squad |
| Lesson 2.3: Into the Ring |
| Lesson 2.4: Tri- Tri- Tri- and Separate Them |
| Lesson 2.5: What’s the Point? |
| Lesson 3.1: Put Your Input In, Take Your Output Out |
| Lesson 3.2: Bow Thai |
| Lesson 3.3: Staring Back at Me |
| Lesson 3.4: Turn Yourself Around |
| Lesson 3.5: OKEECHOBEE |
| Module 2: Establishing Congruence |
| Lesson 1.1: The Elements |
| Lesson 1.2: ASA, SAS, and SSS |
| Lesson 1.3: I Never Forget a Face |
| Lesson 2.1: Proof Positive |
| Lesson 2.2: A Parallel Universe |
| Lesson 2.3: Ins and Outs |
| Lesson 2.4: Identical Twins |
| Lesson 2.5: Corners in a Round Room |
| Lesson 3.1: SSS, SAS, AAS,… S.O.S! |
| Lesson 3.2: Props To You |
| Lesson 3.3: Three-Chord Song |
| Module 3: Investigating Proportionality |
| Lesson 1.1: Big, Little, Big, Little |
| Lesson 1.2: Similar Triangles or Not? |
| Lesson 1.3: Keep It in Proportion |
| Lesson 1.4: This Isn’t Your Average Mean |
| Lesson 1.5: Run It Up the Flagpole |
| Lesson 1.6: Jack’s Spare Key |
| Lesson 2.1: Three Angle Measure |
| Lesson 2.2: The Tangent Ratio |
| Lesson 2.3: The Sine Ratio |
| Lesson 2.4: The Cosine Ratio |
| Lesson 2.5: We Complement Each Other |
| Lesson 2.6: A Deriving Force |
| Module 4: Connecting Geometric and Algebraic Descriptions |
| Lesson 1.1: All Circles Great and Small |
| Lesson 1.2: A Slice of Pi |
| Lesson 1.3: Do Me a Solid |
| Lesson 1.4: Get to the Point |
| Lesson 2.1: Any Way You Slice It |
| Lesson 2.2: X2 Plus Y2 Equals Radius2 |
| Lesson 2.3: A Blip on the Radar |
| Lesson 2.4: Sin2 Θ Plus Cos2 Θ Equals 12 |
| Lesson 2.5: Going the Equidistance |
| Lesson 2.6: It’s a Stretch |
| Lesson 2.7: More Asymptotes |
| Module 5: Making Informed Decisions |
| Lesson 1.1: What Are the Chances? |
| Lesson 1.2: And? |
| Lesson 1.3: Or? |
| Lesson 1.4: And, Or, and More! |
| Lesson 2.1: Table Talk |
| Lesson 2.2: It All Depends |
| Lesson 2.3: Give Me 5! |
| Lesson 2.4: A Different Kind of Court Trial |
| Lesson 2.5: What Do You Expect? |