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Type: Multiple-Choice
Category: Symmetry and Transformations
Level: Grade 9
Standards: HSG-SRT.A.1, HSG-SRT.A.1a
Author: nsharp1
Created: a month ago

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Symmetry and Transformations Question

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Grade 9 Symmetry and Transformations CCSS: HSG-SRT.A.1, HSG-SRT.A.1a

Line [math]\stackrel{\leftrightarrow}{AB}[/math] is dilated by a factor of [math]k[/math], where [math]k!=0,1[/math]. The center of dilation is [math](x_0,y_0)[/math], a point which does not lie on [math]\stackrel{\leftrightarrow}{AB}[/math]. Which of the following is true about [math]stackrel{leftrightarrow}{AB}[/math] and the dilated line [math]\stackrel{leftrightarrow}{A'B'} ?[/math]
  1. The lines are parallel, but not coincident.
  2. The lines are either parallel or coincident.
  3. The distance between the lines is k units.
  4. One of the lines must pass through the origin.
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