Geometry Lessons

47 lessons

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Converting units of measure

1 lesson

1Convert Customary, Metric, Square and Cubic Units22 min

Probability of simple events

1 lesson

1Sample Spaces and Simple Probability22 min

Evaluating algebraic expressions

1 lesson

1Evaluating and Simplifying Expressions25 min

Solving linear equations

2 lessons

1Solve Linear Equations and Justify Each Step20 min 2Formulas and Equations from Geometry18 min

Solving linear inequalities

1 lesson

1Solve and Graph Linear Inequalities22 min

Points in the coordinate plane

1 lesson

1Points and Lines in the Coordinate Plane25 min

Systems of linear equations

1 lesson

1Solving Systems of Linear Equations25 min

Square roots and radical expressions

2 lessons

1Evaluate, Estimate and Simplify Square Roots20 min 2Solve with Square Roots, Multiply and Divide Radicals18 min

Points, lines, and planes

2 lessons

1Points, Lines, Planes, and Their Intersections20 min 2Modeling and Defining with Undefined Terms18 min

Linear measure

2 lessons

1Measure Segments and Use the Segment Addition Postulate20 min 2Finding Segment Lengths with Algebra12 min

Distance and midpoints

3 lessons

1Distance on a Number Line and in the Plane18 min 2Midpoints and Missing Endpoints18 min 3Partitioning Segments and Perimeter in the Coordinate Plane20 min

Angle measure

2 lessons

1Name, Measure, and Add Angles20 min 2Angle Bisectors and Angle Algebra18 min

Angle relationships

3 lessons

1Angle Pairs and Their Measures18 min 2Angle Pair Equations and Word Problems18 min 3Perpendicular Lines and Finding Angle Mistakes18 min

Inductive reasoning and conjecture

2 lessons

1Patterns and Conjectures18 min 2Counterexamples and Testing Conjectures18 min

Conditional statements

2 lessons

1Hypotheses, Conclusions, and If-Then Form18 min 2Converse, Inverse, Contrapositive, and Biconditionals20 min

Deductive reasoning

2 lessons

1Deductive Reasoning and the Law of Detachment18 min 2The Law of Syllogism and Valid Conclusions20 min

Postulates and paragraph proofs

2 lessons

1Postulates and Always, Sometimes, Never16 min 2Writing a Paragraph Proof14 min

Algebraic proof

2 lessons

1Properties of Equality and Justified Steps18 min 2Two-Column Algebraic Proofs20 min

Proving segment relationships

2 lessons

1Two-Column Proofs About Segments20 min 2Write a Two-Column Proof About Segments14 min

Proving angle relationships

3 lessons

1Angle Postulates and the Supplement and Complement Theorems18 min 2Vertical Angles, Right Angles and Perpendicular Lines20 min 3Write a Two-Column Proof About Angles15 min

Parallel lines and transversals

2 lessons

1Parallel, Perpendicular, and Skew Lines and Parallel Planes14 min 2Transversals and the Angle Pairs They Form18 min

Angles and parallel lines

3 lessons

1Angle Measures with Parallel Lines18 min 2Prove Angle Relationships Formed by Parallel Lines14 min 3Parallel-Line Equations and Finding Mistakes18 min

Slopes of lines

2 lessons

1Slope and the Slope Criteria22 min 2Graph and Prove Parallel and Perpendicular Slopes20 min

Equations of lines

2 lessons

1Writing Equations of Lines20 min 2Equations of Parallel and Perpendicular Lines15 min

Proving lines parallel

1 lesson

1Prove Lines Parallel with Transversals20 min