Translations Answers

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3

Which are true statements about a translation? Select all that apply.

A
The image is congruent to the pre-image.
B
The image could be turned upside down.
C
The image could be moved left or right.
D
The image could be moved up or down.
E
The image could be a different size than the pre-image.
4

What are the coordinates of C’?

A
C’(4, –2)
B
C'(4, –0)
C
C'(4, 2)
D
C'(1, 2)
6

What are the coordinates of P'?

A
P’(1, 2)
B
P'(1, 1)
C
P'(1, –3)
D
P'(4, 4)
7

Which describes how the figure is moved?

A
left 3 units and down 6 units
B
right 3 units and down 6 units
C
left 6 units and down 3 units
D
left 3 units and up 6 units
8

If the value of a is negative and the value of b is negative, which best describes the translation?

A
The figure moves left and up.
B
The figure moves left and down.
C
The figure moves right and up.
D
The figure moves right and down.
9

Use the figure to identify the correct rule for the translation.

A
(x, y) (x – 3, y + 4)
Option A
B
(x, y) (x + 3, y – 4)
Option B
C
(x, y) (x – 4, y + 3)
Option C
D
(x, y) (x + 4, y – 3)
Option D
10

What is the correct rule for the translation?

A
(x, y) (x + 2, y + 3)
Option A
B
(x, y) (x + 2, y – 3)
Option B
C
(x, y) (x – 2, y + 3)
Option C
D
(x, y) (x – 3, y+ 2)
Option D
11

Y'(–5, 5)Y'(0, 5)Y'(–5, 2)Y'(–1, 3)

A
Y'(–5, 5)
B
Y'(0, 5)
C
Y'(–5, 2)
D
Y'(–1, 3)
12

What are the coordinates of P’ and L’?

A
P’(9, -6), L’(-2, 1)
B
P’(4, -6), L’(3, 1)
C
P’(9, -6), L’(3, 1)
D
P’(9, -1), L’(3, 6)
13

John says the transformation rule (x, y) (x + 4, y + 7) can be used to describe the slide of the pre-image (4, 5) to the image (0, –2). What was his error?

Question illustration
Answer:

John applied the transformation rule to the image instead of the pre-image. If you apply the rule (x + 4, y + 7) to the pre-image (4, 5), the resulting image should be (8, 12). To get from (4, 5) to (0, -2), the rule should actually be (x - 4, y - 7).

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