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McDougal Littell Geometry: Online Textbook Help

Course Summary

Use the short video lessons and quizzes in this McDougal Littell Geometry: Online Textbook Help course as a study guide to supplement what you're learning about in class. These learning tools can help build knowledge of key geometry topics for a test, or they can be used as a homework help aid.
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12 chapters in McDougal Littell Geometry: Online Textbook Help

Ch 1. McDougal Littell Geometry Chapter 1: Basics of Geometry {{cp.topicAssetIdToProgress[26546].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is a Mathematical Sequence? Score: {{cp.lessonAssetIdToProgress[633].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[633].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Undefined Terms of Geometry: Concepts & Significance Score: {{cp.lessonAssetIdToProgress[14515].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14515].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Points, Lines & Angles in Geometry Score: {{cp.lessonAssetIdToProgress[20052].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[20052].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How to Use The Distance Formula Score: {{cp.lessonAssetIdToProgress[3744].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3744].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Types of Angles: Vertical, Corresponding, Alternate Interior & Others Score: {{cp.lessonAssetIdToProgress[2407].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2407].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Geometric Constructions Using Lines and Angles Score: {{cp.lessonAssetIdToProgress[14012].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14012].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Line Segments & Rays: Definition & Measurement Score: {{cp.lessonAssetIdToProgress[14011].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14011].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Line Segment Bisection & Midpoint Theorem: Geometric Construction Score: {{cp.lessonAssetIdToProgress[14013].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14013].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Dividing Line Segments into Equal Parts: Geometric Construction Score: {{cp.lessonAssetIdToProgress[13454].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13454].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Vertical Angles & Complementary Angles: Definition & Examples Score: {{cp.lessonAssetIdToProgress[20054].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[20054].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Critical Thinking and Logic in Mathematics Score: {{cp.lessonAssetIdToProgress[2372].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2372].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Conditional Statements in Math Score: {{cp.lessonAssetIdToProgress[2375].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2375].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Logical Math Connectors: Conjunctions and Disjunctions Score: {{cp.lessonAssetIdToProgress[2374].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2374].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Logic Laws: Converse, Inverse, Contrapositive & Counterexample Score: {{cp.lessonAssetIdToProgress[2376].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2376].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Inductive & Deductive Reasoning in Geometry: Definition & Uses Score: {{cp.lessonAssetIdToProgress[14511].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14511].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Properties and Postulates of Geometric Figures Score: {{cp.lessonAssetIdToProgress[14516].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14516].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Algebraic Laws and Geometric Postulates Score: {{cp.lessonAssetIdToProgress[14517].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14517].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - The Distributive Property and Algebraic Expressions Score: {{cp.lessonAssetIdToProgress[11053].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11053].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Parallel, Perpendicular and Transverse Lines Score: {{cp.lessonAssetIdToProgress[2406].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2406].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Angles Formed by a Transversal Score: {{cp.lessonAssetIdToProgress[13676].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13676].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Direct Proofs: Definition and Applications Score: {{cp.lessonAssetIdToProgress[14896].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14896].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Constructing Perpendicular Lines in Geometry Score: {{cp.lessonAssetIdToProgress[14014].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14014].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Parallel Lines: How to Prove Lines Are Parallel Score: {{cp.lessonAssetIdToProgress[13677].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13677].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Using Converse Statements to Prove Lines Are Parallel Score: {{cp.lessonAssetIdToProgress[13678].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13678].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Constructing a Parallel Line Using a Point Not on the Given Line Score: {{cp.lessonAssetIdToProgress[13754].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13754].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - The Parallel Postulate: Definition & Examples Score: {{cp.lessonAssetIdToProgress[13675].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13675].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - What Are the Different Parts of a Graph? Score: {{cp.lessonAssetIdToProgress[657].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[657].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - The Cartesian Coordinate System: Plotting Points & Graphing Lines Score: {{cp.lessonAssetIdToProgress[14506].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14506].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Calculating the Slope of a Line: Point-Slope Form, Slope-Intercept Form & More Score: {{cp.lessonAssetIdToProgress[14507].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14507].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Triangles: Definition and Properties Score: {{cp.lessonAssetIdToProgress[14338].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14338].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Classifying Triangles by Angles and Sides Score: {{cp.lessonAssetIdToProgress[14339].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14339].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Interior and Exterior Angles of Triangles: Definition & Examples Score: {{cp.lessonAssetIdToProgress[14340].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14340].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Measuring the Angles of Triangles: 180 Degrees Score: {{cp.lessonAssetIdToProgress[13681].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13681].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Congruence Proofs: Corresponding Parts of Congruent Triangles Score: {{cp.lessonAssetIdToProgress[14434].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14434].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Converse of a Statement: Explanation and Example Score: {{cp.lessonAssetIdToProgress[14435].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14435].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Triangle Congruence Postulates: SAS, ASA & SSS Score: {{cp.lessonAssetIdToProgress[14433].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14433].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - The AAS (Angle-Angle-Side) Theorem: Proof and Examples Score: {{cp.lessonAssetIdToProgress[14436].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14436].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Properties of Concurrent Lines in a Triangle Score: {{cp.lessonAssetIdToProgress[14344].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14344].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - The HA (Hypotenuse Angle) Theorem: Proof, Explanation, & Examples Score: {{cp.lessonAssetIdToProgress[14437].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14437].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - The HL (Hypotenuse Leg) Theorem: Definition, Proof, & Examples Score: {{cp.lessonAssetIdToProgress[14438].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14438].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Congruency of Isosceles Triangles: Proving the Theorem Score: {{cp.lessonAssetIdToProgress[14442].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14442].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - Congruency of Right Triangles: Definition of LA and LL Theorems Score: {{cp.lessonAssetIdToProgress[14441].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14441].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - How to Use The Midpoint Formula Score: {{cp.lessonAssetIdToProgress[3743].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3743].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Parallelograms: Definition, Properties, and Proof Theorems Score: {{cp.lessonAssetIdToProgress[13444].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13444].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - What Is a Rhombus? - Definition and Properties Score: {{cp.lessonAssetIdToProgress[13446].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13446].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Rectangles: Definition, Properties & Construction Score: {{cp.lessonAssetIdToProgress[13449].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13449].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Squares: Definition and Properties Score: {{cp.lessonAssetIdToProgress[13451].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13451].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Kites in Geometry: Definition and Properties Score: {{cp.lessonAssetIdToProgress[13448].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13448].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Trapezoids: Definition and Properties Score: {{cp.lessonAssetIdToProgress[13452].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13452].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Measuring the Area of a Parallelogram: Formula & Examples Score: {{cp.lessonAssetIdToProgress[13445].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13445].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Measuring the Area of a Trapezoid Score: {{cp.lessonAssetIdToProgress[13453].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13453].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Measuring the Area of a Rhombus: Formula & Examples Score: {{cp.lessonAssetIdToProgress[13447].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13447].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Measuring the Area of a Rectangle: Formula & Examples Score: {{cp.lessonAssetIdToProgress[13450].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13450].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Ratios and Proportions: Definition and Examples Score: {{cp.lessonAssetIdToProgress[14095].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14095].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Proportion: Definition, Application & Examples Score: {{cp.lessonAssetIdToProgress[15621].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[15621].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Geometric Mean: Definition and Formula Score: {{cp.lessonAssetIdToProgress[14222].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14222].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Solving Problems Involving Proportions: Definition and Examples Score: {{cp.lessonAssetIdToProgress[14096].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14096].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Similar Polygons: Definition and Examples Score: {{cp.lessonAssetIdToProgress[14097].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14097].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Constructing Similar Polygons Score: {{cp.lessonAssetIdToProgress[14100].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14100].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - How to Identify Similar Triangles Score: {{cp.lessonAssetIdToProgress[2404].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2404].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - The Transitive Property of Similar Triangles Score: {{cp.lessonAssetIdToProgress[14098].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14098].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Applications of Similar Triangles Score: {{cp.lessonAssetIdToProgress[2405].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2405].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Triangle Proportionality Theorem Score: {{cp.lessonAssetIdToProgress[14099].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14099].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Properties of Right Triangles: Theorems & Proofs Score: {{cp.lessonAssetIdToProgress[14101].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14101].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Pythagorean Theorem: Practice and Application Score: {{cp.lessonAssetIdToProgress[2403].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2403].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Pythagorean Theorem: Converse and Special Cases Score: {{cp.lessonAssetIdToProgress[14102].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14102].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Special Right Triangles: Types and Properties Score: {{cp.lessonAssetIdToProgress[14201].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14201].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Trigonometric Ratios and Similarity Score: {{cp.lessonAssetIdToProgress[14898].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14898].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Practice Finding the Trigonometric Ratios Score: {{cp.lessonAssetIdToProgress[14899].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14899].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Properties of Shapes: Circles Score: {{cp.lessonAssetIdToProgress[13293].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13293].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Circles: Area and Circumference Score: {{cp.lessonAssetIdToProgress[8563].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8563].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Tangent of a Circle: Definition & Theorems Score: {{cp.lessonAssetIdToProgress[13864].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13864].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Measure of an Arc: Process & Practice Score: {{cp.lessonAssetIdToProgress[13862].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13862].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Central and Inscribed Angles: Definitions and Examples Score: {{cp.lessonAssetIdToProgress[13861].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13861].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - How to Find the Measure of an Inscribed Angle Score: {{cp.lessonAssetIdToProgress[13863].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13863].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Inscribed and Circumscribed Figures: Definition & Construction Score: {{cp.lessonAssetIdToProgress[13866].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13866].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Measurements of Angles Involving Tangents, Chords & Secants Score: {{cp.lessonAssetIdToProgress[13865].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13865].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Graphing Circles: Identifying the Formula, Center and Radius Score: {{cp.lessonAssetIdToProgress[3420].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3420].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - Planes and the Polyhedron: Definition and Example Score: {{cp.lessonAssetIdToProgress[13831].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13831].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - What Are Platonic Solids? - Definition and Types Score: {{cp.lessonAssetIdToProgress[13832].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13832].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Prisms: Definition, Area & Volume Score: {{cp.lessonAssetIdToProgress[13833].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13833].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - What Are Cylinders? - Definition, Area & Volume Score: {{cp.lessonAssetIdToProgress[13835].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13835].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Pyramids: Definition, Area & Volume Score: {{cp.lessonAssetIdToProgress[13834].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13834].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Cones: Definition, Area & Volume Score: {{cp.lessonAssetIdToProgress[13836].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13836].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Spheres: Definition, Area & Volume Score: {{cp.lessonAssetIdToProgress[13837].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13837].bestScoreQuestions}}  Take Quiz Optional

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