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Grade 8 Illustrative Mathematics – Unit 1: Rigid Transformations and Congruence
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Download PDF of Student Edition
Download PDF of Student Practice Work (Homework)
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Unit Summary for Parents - PDF File
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Lesson Topic
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IM Lesson
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Khan Academy Support Videos
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Khan Academy Online Practice
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Class Notes
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Lesson Summary & Homework
Help
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1 – Moving in the Plane
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Lesson 1
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8.1.1
Morgan
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2 – Naming the Moves
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Lesson 2
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8.1.2
Morgan
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3 – Grid Moves
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Lesson 3
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Practice
Grid Moves
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8.1.3
Morgan
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4 – Making the Moves
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Lesson 4
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8.1.4
Morgan
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5 – Coordinate Moves
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Lesson 5
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Translations
Review
Reflecting
Points
Reflecting
Shapes
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Translate
Points
Translate
Shapes
Reflect
Points
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8.1.5
Morgan
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6 – Describing Transformations
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Lesson 6
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Determining
Rotations
Determining
Reflections
Mapping
Shapes
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Determine
Translations
Determine Rotations – Basic
Determine
Reflections
Mapping
Shapes
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8.1.6
Morgan
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7 – No Bending or Stretching
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Lesson 7
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Rigid
Transformations Intro
Finding
Measures Using Rigid Transformations
Rigid
Transformations: Preserved Properties
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Find
Measures Using Rigid Transformations
Rigid Transformations – Preserved Properties
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8.1.7
Morgan
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8 – Rotation Patterns
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Lesson 8
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8.1.8
Morgan
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9 – Moves in Parallel
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Lesson 9
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8.1.9
Morgan
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10 – Composing Figures
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Lesson 10
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8.1.10
Morgan
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11 – What is the Same?
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Lesson 11
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8.1.11
Morgan
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12 – Congruent Polygons
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Lesson 12
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Congruent
Shapes and Transformations
Non-congruent
Shapes and transformations
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Congruence
and Transformations
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8.1.12
Morgan
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13 – Congruence
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Lesson 13
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8.1.13
Morgan
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14 – Alternate Interior Angles
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Lesson 14
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Alternate
Interior Angles
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Angle
Relationships with Parallel Lines
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8.1.14
Morgan
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15 – Adding the Angles in a Triangle
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Lesson 15
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Triangle
Angle Review
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Find
Angles in triangles
Find
Angles in Isosceles Triangles
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8.1.15
Morgan
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16 – Parallel Lines and the Angles in a Triangle
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Lesson 16
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Angles
in a triangle sum to 180 proof
Triangle
exterior angle example
Triangle angles – intersecting lines
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Finding
angle measures using triangles
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8.1.16
Morgan
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17 – Rotate and Tessellate
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Lesson 17
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Unit 1 Review
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Khan Academy Unit 1 Test
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