##### Subchapters

- Are You Ready?
- Classifying Triangles
- Geometry Lab: Develop the Triangle Sum Theorem
- Angle Relationships in Triangles
- Congruent Triangles
- Multi-Step Test Prep
- Geometry Lab: Explore SSS and SAS Triangle Congruence
- Triangle Congruence: SSS and SAS
- Technology Lab: Predict Other Triangle Congruence Relationships
- Triangle Congruence: ASA, AAS, and HL
- Triangle Congruence: CPCTC
- Connecting Geometry to Algebra: Quadratic Equations
- Introduction to Coordinate Proof
- Isosceles and Equilateral Triangles
- Ready To Go On?
- Extension: Proving Constructions Valid
- Study Guide: Review
- Chapter Test
- College Entrance Exam Practice
- Test Tackler
- Standardized Test Prep

##### Other chapters in Holt Geometry, 2007

- Foundations for Geometry
- Geometric Reasoning
- Parallel and Perpendicular Lines
- Properties and Attributes of Triangles
- Polygons and Quadrilaterals
- Similarity
- Right Triangles and Trigonometry
- Extending Perimeter, Circumference, and Area
- Spatial Reasoning
- Circles
- Extending Transformational Geometry
- Extra Practice
- Problem-Solving Handbook
- Skills Bank