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# 8th grade (Illustrative Mathematics)

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Lesson 3: Grid moves: Rigid transformations and congruenceLesson 5: Coordinate moves: Rigid transformations and congruenceLesson 6: Describing transformations: Rigid transformations and congruenceLesson 7: No bending or stretching: Rigid transformations and congruence

Extra practice: Transformations: Rigid transformations and congruenceLesson 12: Congruent polygons: Rigid transformations and congruenceLesson 14: Alternate interior angles: Rigid transformations and congruenceLesson 15: Adding the angles in a triangle: Rigid transformations and congruenceLesson 16: Parallel lines and the angles in a triangle: Rigid transformations and congruence

Lesson 3: Representing proportional relationships: Linear relationshipsLesson 4: Comparing proportional relationships: Linear relationshipsLesson 7: Representations of linear relationships: Linear relationshipsLesson 8: Translating to y=mx+b: Linear relationshipsLesson 9: Slopes don't have to be positive: Linear relationships

Lesson 10: Calculating slope: Linear relationshipsLesson 11: Equations of all kinds of lines: Linear relationshipsExtra practice: Slope: Linear relationshipsLesson 12: Solutions to linear equations: Linear relationshipsLesson 13: More solutions to linear equations: Linear relationshipsExtra practice: Intercepts: Linear relationships

Lesson 3: Balanced moves: Linear equations and linear systemsLesson 4: More balanced moves: Linear equations and linear systemsLesson 5: Solving any linear equation: Linear equations and linear systemsLesson 6: Strategic solving: Linear equations and linear systemsExtra practice: Linear equations: Linear equations and linear systemsLesson 7: All, some, or no solutions: Linear equations and linear systems

Lesson 8: How many solutions?: Linear equations and linear systemsLesson 9: When are they the same?: Linear equations and linear systemsLesson 10: On or off the line?: Linear equations and linear systemsLesson 12: Systems of equations: Linear equations and linear systemsLesson 13: Solving systems of equations: Linear equations and linear systemsLesson 14: Solving more systems: Linear equations and linear systemsLesson 16: Solving problems with systems of equations: Linear equations and linear systems

Lesson 2: Introduction to functions: Functions and volumeLesson 3: Equations for functions: Functions and volumeLesson 4: Tables, equations, and graphs of functions: Functions and volumeLesson 5: More graphs of functions: Functions and volumeExtra practice: Functions: Functions and volumeLesson 8: Linear functions: Functions and volume

Lesson 9: Linear models: Functions and volumeLesson 13: The volume of a cylinder: Functions and volumeLesson 15: The volume of a cone: Functions and volumeLesson 18: Scaling two dimensions: Functions and volumeLesson 20: The volume of a sphere: Functions and volumeLesson 21: Cylinders, cones, and spheres: Functions and volume

Lesson 1: Organizing data: Associations in dataLesson 2: Plotting data: Associations in dataLesson 4: Fitting a line to data: Associations in dataLesson 5: Describing trends in scatter plots: Associations in data

Lesson 6: The slope of a fitted line: Associations in dataExtra practice: Linear models: Associations in dataLesson 7: Observing more patterns in scatter plots: Associations in dataLesson 9: Looking for associations: Associations in dataLesson 10: Using data displays to find associations: Associations in data

Lesson 4: Dividing powers of 10: Exponents and scientific notationLesson 6: What about other bases?: Exponents and scientific notationLesson 8: Combining bases: Exponents and scientific notationExtra practice: Exponents: Exponents and scientific notation

Lesson 12: Applications of arithmetic with powers of 10: Exponents and scientific notationLesson 13: Definition of scientific notation: Exponents and scientific notationLesson 14: Multiplying, dividing, and estimating with scientific notation: Exponents and scientific notationLesson 15: Adding and subtracting with scientific notation: Exponents and scientific notation

Lesson 2: Side lengths and areas: Pythagorean theorem and irrational numbersLesson 3: Rational and irrational numbers: Pythagorean theorem and irrational numbersLesson 4: Square roots on the number line: Pythagorean theorem and irrational numbersLesson 5: Reasoning about square roots: Pythagorean theorem and irrational numbersExtra practice: Irrational numbers: Pythagorean theorem and irrational numbersLesson 6: Finding side lengths of triangles: Pythagorean theorem and irrational numbersLesson 7: A proof of the Pythagorean Theorem: Pythagorean theorem and irrational numbersLesson 8: Finding unknown side lengths: Pythagorean theorem and irrational numbers

Lesson 9: The converse: Pythagorean theorem and irrational numbersLesson 10: Applications of the Pythagorean Theorem: Pythagorean theorem and irrational numbersExtra practice: Pythagorean theorem: Pythagorean theorem and irrational numbersLesson 11: Finding distance in the coordinate plane: Pythagorean theorem and irrational numbersLesson 12: Edge lengths and volumes: Pythagorean theorem and irrational numbersExtra practice: Square roots and cube roots: Pythagorean theorem and irrational numbersLesson 14: Decimal representations of rational numbers: Pythagorean theorem and irrational numbersLesson 15: Infinite decimal expansions: Pythagorean theorem and irrational numbers