Dilations Answers

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3

Rectangle WXYZ was dilated using the rule .

Question illustration
A
8 units
B
10 units
C
12 units
D
14 units
4

To verify that the transformation is a dilation, Jeremy should also check which of the following? Select three options.

A
QB = QE
Option A
B
QC = CF
C
DE = 2AB
D
AC = EF
Option D
E
if BC = 2.25, then EF = 2.25
9

Which statements justify that the dilation of triangle STU is an enlargement increasing its size by the magnitude of the scale factor? Select two options.

A
The triangle pre-image is closer to the point of dilation than the image.
B
The triangle image is closer to the point of dilation than the pre-image.
C
The value of the scale factor, , is between 0 and 1.
Option C
D
The value of the scale factor, 6, is greater than 1.
E
The vertices of the pre-image are collinear with the vertices of the image.

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