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Grade 8/Math 8 Videos

2018-19 Math 8 Essential Math Concepts (EMCs)

1. Solve Problems Involving Real Numbers, Including Exponents and Scientific Notation
2. Distinguish Between and Compare Proportional and Non-Proportional Relationships
3. Write Linear Equations and Functions
4. Solve Linear Equations
5. Write and Solve Systems of Linear Equations
6. Explore and Use Transformational Geometry
7. Explore and Use Angle Relationships in Parallel Lines and Triangles
8. Prove and Apply the Pythagorean Theorem
9. Know and Use Volume Formulas
10. Investigate Patterns of Association in Bivariate Data and Statistics


Grade 8 Domains, Clusters, and Standards
Click on a domain or standard to review Khan Academy videos aligned to the domain/standard.
NOTE: The content of Khan Academy videos are not the property of Capistrano USD, so use of the videos are at the viewer's discretion.

The Number System

• Know that there are numbers that are not rational, and approximate them by rational numbers.

  EMC 1: (8.NS.18.NS.2)

Expressions and Equations

• Work with radicals and integer exponents.

  EMC 1: (8.EE.1, 8.EE.2, 8.EE.3, 8.EE.4)

• Understand the connections between proportional relationships, lines, and linear equations.

  EMC 2: (8.EE.58.EE.6)

• Analyze and solve linear equations and pairs of simultaneous linear equations.

  EMC 4: (8.EE.78.EE.7a, 8.EE.7b)

  EMC 5: (8.EE.88.EE.8b8.EE.8a8.EE.8c)


• Define, evaluate, and compare functions.

  EMC 3: (8.F.18.F.28.F.3)

• Use functions to model relationships between quantities.

  EMC 3: (8.F.48.F.5)


• Understand congruence and similarity using physical models, transparencies, or geometry software.

  EMC 6: (8.G.1, 8.G.1a, 8.G.1b, 8.G.1c8.G.2, 8.G.3, 8.G.4)

  EMC 7: (8.G.5)

• Understand and apply the Pythagorean Theorem.

  EMC 8: (8.G.6, 8.G.7, 8.G.8)

• Solve real-world and mathematical problems involving volume of cylinders, cones and spheres.

  EMC 9: (8.G.9)

Statistics and Probability

• Investigate patterns of association in bivariate data.

  EMC 10: (8.SP.1, 8.SP.28.SP.38.SP.4)