8th Grade Mathematics Resources
Introduction
Unit 1 - Getting Started
The Number System
Unit 2 - Rational and Irrational Numbers
Unit 3 - Operations with Rational and Irrational Numbers
Geometry
Unit 4 - Pythagorean Theorem
Unit 5 - Rigid Transformations
Unit 5 Lessons
Cycle 1
8 - 5 - 1 - 1
https://www.khanacademy.org/math/basic-geo/new-topic-2014-07-30T17:22:38.989Z/copy-of-transformations-congruence-similarity/e/properties-of-rigid-transformations
https://www.youtube.com/watch?v=sQfsql8BPy0
https://www.youtube.com/watch?v=0VARkb_n-Bs
https://www.khanacademy.org/math/geometry/transformations/exploring-rigid-transformations/e/translations_of_points_and_polygons
https://www.youtube.com/watch?v=Hur3v1hrX3U
http://www.virtualnerd.com/tutorials/?id=PreAlg_09_02_0034
http://www.virtualnerd.com/tutorials/?id=PreAlg_09_02_0029
http://www.virtualnerd.com/tutorials/?id=PreAlg_09_02_0030
http://www.virtualnerd.com/pre-algebra/geometry/transformations-symmetry/rotating-figures/rotate-90-degrees-about-origin
8 - 5 - 1 - 2
https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-geometry-topic/cc-6th-coordinate-plane/e/reflecting-points
https://www.youtube.com/watch?v=0VARkb_n-Bs
https://www.youtube.com/watch?v=INqaHHZGt8w
8 - 5 - 1 - 3
https://www.khanacademy.org/math/geometry/transformations/exploring-rigid-transformations/e/rotation_of_polygons
https://www.youtube.com/watch?v=Hur3v1hrX3U
8 - 5 - 1 - 4
http://www.virtualnerd.com/geometry/fundamentals/circle-circumference-from-radius.php
http://www.virtualnerd.com/geometry/fundamentals/circle-circumference-from-diameter.php
Cycle 2
8 - 5 - 2 - 5
http://www.virtualnerd.com/algebra-1/relations-functions/transformation-definition.php
http://www.virtualnerd.com/middle-math/integers-coordinate-plane/translation-definition.php
http://www.virtualnerd.com/algebra-1/relations-functions/reflection-definition.php
http://www.virtualnerd.com/algebra-1/relations-functions/rotation-definition.php
8 - 5 - 2 - 6
See 8 - 5 - 2 - 5
8 - 5 - 2 - 7
See 8 - 5 - 2 - 5
8 - 5 - 2 - 8
See 8 - 5 - 2 - 5
8 - 5 - 2 - 9
https://www.khanacademy.org/math/precalculus/seq_induction/deductive-and-inductive-reasoning/v/u03-l1-t1-we2-inductive-patterns
https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1
https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/equations-of-sequence-patterns
Unit 6 - Reasoning with Congruence and Similarity
Unit 6 Lessons
Cycle 1
8 - 6 - 1 - 1 HOMEWORK TEAMWORK
http://www.virtualnerd.com/geometry/fundamentals/vertical-angles-definition.php
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/ang_intro/v/proof-vertical-angles-are-equal
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/Angle_basics/v/angle-basics
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/Angle_basics/v/angle-basics
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/complementary-supplementary-angl/v/complementary-and-supplementary-angles
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/complementary-supplementary-angl/e/complementary_and_supplementary_angles
8 - 6 - 1 - 2 HOMEWORK TEAMWORK
http://www.virtualnerd.com/search/search.php?query=transversals&search=1
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/old_angles/v/angles-formed-between-transversals-and-parallel-lines
8 - 6 - 1 - 3 HOMEWORK TEAMWORK
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/old_angles/v/angles-of-parallel-lines-2
http://www.virtualnerd.com/geometry/parallel-perpendicular-lines/transversal-diagram-missing-angles.php
http://www.virtualnerd.com/pre-algebra/geometry/transversal-variable-angle-parallel-lines.php
8 - 6 - 1 - 4 HOMEWORK TEAMWORK
http://www.virtualnerd.com/geometry/congruent-triangles/triangle-sum-theorem-definition.php
https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-triangle-angles/v/proof-sum-of-measures-of-angles-in-a-triangle-are-180
https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-triangle-angles/e/angles_1
8 - 6 - 2 - 1 HOMEWORK TEAMWORK
Use a Khan Academy video to review Similar Triangles:
https://www.khanacademy.org/math/geometry/similarity/old_school_similarity/v/similar-triangles
https://www.khanacademy.org/math/geometry/similarity/old_school_similarity/v/similar-triangles--part-2
Use Khan Academy to practice problems about similar triangles:
https://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/e/similar_triangles_1
https://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/e/similar_triangles_2
8 - 6 - 2 - 2 HOMEWORK TEAMWORK
Video: How do you find missing measurements of similar figures using a scale factor?
Video: How do you find a scale factor in similar figures?
http://www.virtualnerd.com/pre-algebra/ratios-proportions/find-scale-factor-similar-figures.php
8 - 6 - 2 - 3 HOMEWORK TEAMWORK
Video: How do you make a figure larger using a dilation?
http://www.virtualnerd.com/geometry/transformations/dilation-larger-example.php
Video: Geometry – Dilations:
http://www.youtube.com/watch?v=El7zOrCDzBs
8 - 6 - 2 - 4 HOMEWORK TEAMWORK
Video: What are similar figures?
http://virtualnerd.com/algebra-1/linear-equations-solve/similar-figures-definition.php
Video: Similarity Postulates:
http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/similarity-postulates
8 - 6 - 2 - 5 HOMEWORK TEAMWORK
Video: What are similar figures?
http://virtualnerd.com/algebra-1/linear-equations-solve/similar-figures-definition.php
Video: Similarity Postulates:
http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/similarity-postulates
8 - 6 - 3 - 1 HOMEWORK TEAMWORK
Video: The architecture of Moshe Safdie: A man of the world:
http://www.cbsnews.com/videos/the-architecture-of-moshe-safdie-a-man-of-the-world/
Video: Architecture – Career:
https://www.youtube.com/watch?v=ImTTW94ZicM
8 - 6 - 3 - 2 HOMEWORK TEAMWORK
Cartography: The Mapmaking Process:
https://www.youtube.com/watch?v=c0jBvnRHxRg
Map Making – A History of Cartography:
https://www.youtube.com/watch?v=k1X-dILSqOQ
8 - 6 - 3 - 3 HOMEWORK TEAMWORK
http://virtualnerd.com/algebra-1/linear-equations-solve/similar-figures-definition.php
Expressions and Equations
Unit 7 - Understanding Linear Relationships
Unit 7
8 - 7 - 1 -1 HOMEWORK TEAMWORK
- Video: Displaying all possibilities in a proportional relationship by graphing: http://learnzillion.com/lessons/1195-display-all-possibilities-in-a-proportional-relationship-by-graphing
8 - 7 - 1 -2 HOMEWORK TEAMWORK
- Video: Slope of a line: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/slope-of-a-line
- Video: What does the slope of a line mean? http://www.virtualnerd.com/algebra-1/linear-equation-analysis/slope-rate-of-change/understanding-slope/slope-definition
- Video: How do you find the slope of a line from the graph? http://www.virtualnerd.com/algebra-1/linear-equation-analysis/slope-from-graph.php
8 - 7 - 2 - 1 HOMEWORK TEAMWORK
- Video: Recognizing Linear Functions
8 - 7 - 2 - 2 HOMEWORK TEAMWORK
- Video: Slope of a Line: http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/slope-of-a-line
- Video: Graphical Slope of a Line: http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/graphical-slope-of-a-line
- Video: Describe a line with a unique slope http://learnzillion.com/lessons/1414-describe-a-line-with-a-unique-slope
- Video: Derive y=mx using similar triangles http://learnzillion.com/lessons/1472-derive-ymx-using-similar-triangles
8 - 7 - 2 - 3 HOMEWORK TEAMWORK
- Graphs Using Slope-Intercept Form http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/v/graphs-using-slope-intercept-form
- Word Problem Solving 4 http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/v/word-problem-solving-4
- Solving Linear Systems by Graphing http://www.khanacademy.org/math/algebra/systems-of-eq-and-ineq/fast-systems-of-equations/v/solving-linear-systems-by-graphing#!
- Determine if a system of two linear equations in two variables has one solution by graphing http://learnzillion.com/lessons/1017-determine-if-a-system-of-two-linear-equations-in-two-variables-has-one-solution-by-graphing
8 - 7 - 2 - 5 HOMEWORK TEAMWORK
Unit 8 - Solving Linear Relationships
Unit 8 Lessons
Cycle 1
8 - 8 - 1 - 1 HOMEWORK TEAMWORK
8 - 8 - 1 - 2 HOMEWORK TEAMWORK
8 - 8 - 1 - 3 HOMEWORK TEAMWORK
8 - 8 - 1 - 4 HOMEWORK TEAMWORK
8 - 8 - 1 - 5 HOMEWORK TEAMWORK