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Chapter 9 Transformations. 9.1 Translations. Vocabulary Image Pre-Image Equation Form Vector or Function Form “T” notation. 9.2 Reflections. Vocabulary Line of reflection Rigid Transformation X – axis, Y- Axis, X = Y axis “R” Notation. 9.3 Rotation. Vocabulary Angle of Rotation
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9.1 Translations Vocabulary • Image • Pre-Image • Equation Form • Vector or Function Form • “T” notation
9.2 Reflections Vocabulary • Line of reflection • Rigid Transformation • X – axis, Y- Axis, X = Y axis • “R” Notation
9.3 Rotation Vocabulary • Angle of Rotation • Center of Rotation • “r” Notation • Rotation formulas – 90 degrees, 180 degrees, 270 degrees.
9.4 Composition of Isometries Vocabulary • Glide reflections • Composition of reflections
9.6 Dilations Vocabulary • Scale factor • Enlargement or reduction • “D” notation