AnswersQ5 Geometry New 2022Interactive: Proof Basics

Introduction to Transformations Answers

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1
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Identify the three types of isometric transformations.

A
reflection, rotation, translation
B
reflection, rotation, dilation
C
reflection, dilation, translation
D
dilation, rotation, translation
2
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Analyze the diagram below and answer the question that follows. In the figure, is mapped onto by a 180° rotation. Angle B corresponds to which angle in ?

Question illustration
A
X
B
Y
C
Z
D
C
3

Analyze the diagram below and complete the instructions that follow. Determine which type of transformation is illustrated in the figure.

Question illustration
A
dilation
B
reflection
C
rotation
D
translation
4

Which of the following represents a dilation?

A
image in a lake
B
rolling bicycle wheel
C
rearranging furniture in a room
D
model airplane
5

Which transformation is not a rigid transformation?

A
dilation
B
reflection
C
rotation
D
translation
6

Determine which type of transformation is illustrated in the figure. If none of the listed transformations apply, choose "none of these." b p

A
reflection
B
rotation
C
translation
D
none of these
7

A translation is

A
a transformation in which the figure is flipped over a line.
B
a transformation in which every point moves the same distance in the same direction.
C
the figure after a transformation has been performed.
D
the original figure before a transformation has been performed.
9

The new figure after a transformation is performed is called the __________.

A
preimage
B
format
C
replicate
D
image
10

has vertices at (–5, 1) and (–3, 7). After a transformation, the image had endpoints at (3, –1) and (5, 5). Describe the transformation.

Question illustration
A
translation right 2 units and up 6 units
B
rotation 90° about the origin
C
translation right 8 units and down 2 units
D
reflection across the y-axis

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