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Type: Multiple-Choice
Category: Symmetry and Transformations
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 $\stackrel{\leftrightarrow}{AB}$ is dilated by a factor of $k$, where $k!=0,1$. The center of dilation is $(x_0,y_0)$, a point which does not lie on $\stackrel{\leftrightarrow}{AB}$. Which of the following is true about $stackrel{leftrightarrow}{AB}$ and the dilated line $\stackrel{leftrightarrow}{A'B'} ?$
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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