Vocabulary to 4-1: Congruence and Transformations

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Vocabulary to 4-1: Congruence and Transformations by Mind Map: Vocabulary to 4-1: Congruence and Transformations

1. Isometry

1.1. An isometry is a transformation that preserves length, angle measure, and area. Because of these properties, an isometry produces an image that congruent to the preimage.

2. Rigid Transformation

2.1. A rigid transformation is another name for an isometry.

3. Dilation

3.1. A dilation with scale factor k > 0 and center (0,0) maps (x,y) to (kx,ky).