# Unit 1 – Foundations of Geometry

### Pearson Envision (EHS and Chisholm)

1-1: Measuring Segments and Angles

### McDougal Littell Geometry (Drummond and Garber)

1.3: Segments and Their Measure

### McDougal Littell Geometry (Drummond and Garber)

1.3: Segments and Their Measure

### Pearson Geometry Common Core (OBA)

1-3: Measuring Segments

### McGraw Hill Oklahoma Geometry (EHS)

1-2: Linear Measure

### McGraw Hill Oklahoma Geometry (EHS)

2-7: Proving Segment Relationships

### HMH Geometry (Kremlin and Pioneer)

1.1: Segment Lengths and Midpoints

### Big Ideas MATH Geometry: (Cimarron, Covington Douglas, and Waukomis)

1.2: Measuring and Constructing Segments

### Pearson Envision (EHS and Chisholm)

1-1: Measuring Segments and Angles

### Big Ideas MATH Geometry: (Cimarron, Covington Douglas, and Waukomis)

1.5: Measuring and Constructing Angles, 1.6: Describing Pairs of Angles, 2.5: Proving Statements about Segments and Angles

### HMH Geometry (Kremlin and Pioneer)

1.2: Angle Measures and Angle Bisectors

### Pearson Geometry Common Core (OBA)

1-4: Measuring Angles

### McGraw Hill Oklahoma Geometry (EHS)

1-4: Angle Measure, 1-5: Angle Relationships, 2-8: Proving Angle Relationships

### McDougal Littell Geometry (Drummond and Garber)

1.4: Angles and Their Measure, 1.6: Angle Pair Relationships

### McDougal Littell Geometry (Drummond and Garber)

1.4: Angles and Their Measure, 1.6: Angle Pair Relationships

### Pearson Envision (EHS)

1-2: Basic Constructions

### Big Ideas MATH Geometry: (Cimarron)

1.2 – Measuring and Constructing Segments, 1.5 – Measuring and Constructing Angles

### HMH Geometry (Kremlin and Pioneer)

6.1 Justifying Constructions

### Pearson Geometry Common Core (OBA)

1-6: Basic Constructions

### Pearson Envision (EHS)

1-3: Midpoint and Distance

### Big Ideas MATH Geometry: (Cimarron)

1.3: Using Midpoints and Distance Formulas

### HMH Geometry (Kremlin and Pioneer)

1.1 - Segment Length and Midpoints

### McGraw Hill Oklahoma Geometry (EHS)

1-3: Distance and Midpoints

### McDougal Littell Geometry (Drummond and Garber)

1.5: Segment and Angle Bisectors

### Pearson Geometry Common Core (OBA)

1.7: Midpoint and Distance in the Coordinate Plane

### Pearson Envision (EHS)

1-4: Inductive Reasoning

### Big Ideas MATH Geometry: (Cimarron)

2.2: Inductive and Deductive Reasoning

### HMH Geometry (Kremlin and Pioneer)

1.4: Reasoning and Proof

### McGraw Hill Oklahoma Geometry (EHS)

2-1: Inductive Reasoning and Conjecture

### McDougal Littell Geometry (Drummond and Garber)

1.1: Patterns and Inductive Reasoning

### Pearson Geometry Common Core (OBA)

2-1: Patterns and Inductive Reasoning

### Pearson Envision (EHS)

1-5: Conditional Statements

### Big Ideas MATH Geometry: (Cimarron)

2.1: Conditional Statements

### HMH Geometry (Kremlin and Pioneer)

1.4: Reasoning and Proof

### McGraw Hill Oklahoma Geometry (EHS)

2-3: Conditional Statements

### McDougal Littell Geometry (Drummond and Garber)

2.1: Conditional Statements, 2.2: Definitions and Biconditional Statements

### Pearson Geometry Common Core (OBA)

2-2: Conditional Statements, 2-3: Biconditionals and Definitions

### Pearson Envision (EHS)

1-6: Deductive Reasoning

### Big Ideas MATH Geometry: (Cimarron)

2.2: Inductive and Deductive Reasoning

### HMH Geometry (Kremlin and Pioneer)

1.4: Reasoning and Proof

### McGraw Hill Oklahoma Geometry (EHS)

2-4: Deductive Reasoning

### McDougal Littell Geometry (Drummond and Garber)

2.3: Deductive Reasoning

### Pearson Geometry Common Core (OBA)

2-4: Deductive Reasoning

### Pearson Envision (EHS)

1-7: Writing Proofs

### Big Ideas MATH Geometry: (Cimarron)

2.3 – Postulates and Diagrams, 2.4 Algebraic Reasoning, 2.6 – Proving Geometric Relationships,

### HMH Geometry (Kremlin and Pioneer)

1.4: Reasoning and Proof

### McGraw Hill Oklahoma Geometry (EHS)

2-2: Logic, 2-5: Postulates and Paragraph Proofs, 2-6: Algebraic Proof

### McDougal Littell Geometry (Drummond and Garber)

2.4: Reasoning with Properties from Algebra, 2.5: Proving Statements about Segments

### Pearson Geometry Common Core (OBA)

2-5: Reasoning in Algebra and Geometry, 2-6: Proving Angles Congruent

### Pearson Envision (EHS), McGraw Hill Oklahoma Geometry (EHS)

1-8: Indirect Proof, 5-4: Indirect Proof

### Big Ideas MATH Geometry: (Cimarron)

6.5: Indirect Proof and Inequalities in One Triangle

### Pearson Geometry Common Core (OBA)

5-5: Indirect Proof