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Type: Multiple-Choice
Category: Symmetry and Transformations
Level: Grade 10
Standards: HSG-SRT.A.2
Author: nsharp1
Created: 4 years ago

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Symmetry and Transformations Question

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Grade 10 Symmetry and Transformations CCSS: HSG-SRT.A.2

The coordinates of the vertices of

$Delta CDE$ are C(-4,-4), D(-1,-1), and E(0,5). The coordinates of the vertices of

$Delta JKL$ are J(-8,8), K(-2,2), and L(10,0). Which of the following sequence of transformations, applied to

$Delta CDE$ , shows that

$Delta CDE \ ~ \ Delta JKL ?$

A rotation of 90° counterclockwise about the origin, and then a dilation of factor -2 centered at the origin.
A reflection over the line $y=2$ , and then a dilation of factor 2 centered at the origin.
A translation of 2 units left and 4 units up, and then a dilation of factor 2 centered at the origin.
A reflection over the line $y=x$ , and then a dilation of factor $-2$ centered at the origin.