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