# Course: Geometry • Concepts and Skills

• Chapter 1 Basics of Geometry
• 1.1 Finding and Describing Patterns
• 1.2 Inductive Reasoning
• 1.3 Points, Lines, and Planes
• 1.4 Sketching Intersections
• 1.5 Segments and Their Measures
• 1.6 Angles and Their Measures
• Chapter 2 Segments and Angles
• 2.1 Segment Bisectors
• 2.2 Angle Bisectors
• 2.3 Complimentary and Supplementary Angles
• 2.4 Vertical Angles
• 2.5 If-Then Statements and Deductive Reasoning
• 2.6 Properties of Equality and Congruence
• Chapter 3 Parallel and Perpendicular Lines
• 3.1 Relationships between Lines
• 3.2 Theorems about Perpendicular Lines
• 3.3 Angles Formed by Transversals
• 3.4 Parallel Lines and Transversals
• 3.5 Showing Lines Are Parallel
• 3.6 Using Perpendicular and Parallel Lines
• 3.7 Translations
• Chapter 4 Triangle Relationships
• 4.1 Classifying Triangles
• 4.2 Angle Measure of Triangles
• 4.3 Isosceles and Equilateral Triangles
• 4.4 The Pythagorean Theorem and the Distance Formula
• 4.5 The Converse of the Pythagorean Theorem
• 4.6 Medians of a Triangle
• 4.7 Triangle Inequalities
• Chapter 5 Congruent Triangles
• 5.1 Congruence and Triangles
• 5.2 Proving Triangles Are Congruent: SSS and SAS
• 5.3 Proving Triangles Are Congruent: ASA and AAS
• 5.4 Hypotenuse-Leg Congruence Theorem: HL
• 5.5 Using Congruent Triangles
• 5.6 Angle Bisectors and Perpendicular Bisectors
• 5.7 Reflections and Symmetry
• 6.1 Polygons
• 6.2 Properties of Parallelograms
• 6.3 Showing Quadrilaterals Are Parallelograms
• 6.4 Rhombuses, Rectangles, and Squares
• 6.5 Trapezoids
• Chapter 7 Similarity
• 7.1 Ratio and Proportion
• 7.2 Similar Polygons
• 7.3 Showing Triangles Are Similar: AA
• 7.4 Showing Triangles Are Similar: SSS and SAS
• 7.5 Proportions and Similar Triangles
• 7.6 Dilations
• Chapter 8 Polygons and Area
• 8.1 Classifying Polygons
• 8.2 Angles in Polygons
• 8.3 Area of Squares and Rectangles
• 8.4 Area of Triangles
• 8.5 Area of Parallelograms
• 8.6 Area of Trapezoids
• 8.7 Circumference and Area of Circles
• Chapter 9 Surface Area and Volume
• 9.1 Solid Figures
• 9.2 Surface Area of Prisms and Cylinders
• 9.3 Surface Area of Pyramids and Cones
• 9.4 Volume of Prisms and Cylinders
• 9.5 Volume of Pyramids and Cones
• 9.6 Surface Area and Volume of Spheres
• Chapter 10 Right Triangles and Trigonometry
• 10.1 Simplifying Square Roots
• 10.2 45-45-90 Triangles
• 10.3 30-60-90 Triangles
• 10.4 Tangent Ratio
• 10.5 Sine and Cosine Ratios
• 10.6 Solving Right Triangles
• Chapter 11 Circles
• 11.1 Parts of a Circle
• 11.2 Properties of Tangents
• 11.3 Arcs and Central Angles
• 11.4 Arcs and Chords
• 11.5 Inscribed Angles and Polygons
• 11.6 Properties of Chords
• 11.7 Equations of Circles
• 11.8 Rotations