Unit 4: The Concept of Congruence 

Grade Level: 8th Grade

Subject: Math

Length: 3 weeks (January)

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Topics Covered

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ᴑ Rigid transformations
ᴑ Definition of translation
ᴑ Three basic properties of translation
ᴑ Translating lines
ᴑ Definition of reflection
ᴑ Basic properties of reflection
ᴑ Definition of rotation
ᴑ Basic properties of rotation
ᴑ How to use a protractor to rotate a figure 
ᴑ Sequencing translations
ᴑ Sequencing reflections and translations
ᴑ Sequencing rotations
ᴑ Combining sequences
ᴑ Definition of congruence
ᴑ Basic properties of congruence
ᴑ Angles associated with parallel lines
ᴑ Angle sum of a triangle
 

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Standards

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8.G.1
8.G.2
8.G.5
8.G.6
8.G.7