Reflections

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Class:

Date:

Show your work for each problem.

1.
What is the rule for reflecting a point across the x-axis?
1. a)
2. b)
3. c)
4. d)
2.
Reflect the point across the x-axis. What is the y-coordinate of the image?
3.
Reflect the point across the y-axis. What is the x-coordinate of the image?
4.
A point is reflected across the y-axis. What are the coordinates of ?
1. a)
2. b)
3. c)
4. d)
5.
Which statement is TRUE about reflections?
1. a)The image is rotated
2. b)The image is congruent to the pre-image
3. c)The size of the image changes
4. d)The image is smaller than the pre-image
6.
Reflect the point across the x-axis to get .
7.
Reflect the point across the y-axis. Write the image as an ordered pair (x, y).
8.
What is the rule for reflecting a point across the line ?
1. a)
2. b)
3. c)
4. d)
9.
A triangle has vertex . Reflect vertex across the y-axis to find .
10.
Reflect the point across the line . Write the image as (x, y).
11.
A point is reflected across the y-axis. What is the image?
1. a)
2. b)
3. c)
4. d)
12.
Reflect the point across the line .
13.
A point is reflected first across the x-axis, then across the y-axis. Find the final image.
14.
Triangle has vertices , , and . If the triangle is reflected across the x-axis, what are the coordinates of ?
15.
If a point is reflected across the x-axis to get , and then is reflected across the x-axis again, where does the final image land?
1. a)At the origin
2. b)Back at the original point
3. c)At a different location
4. d)On the y-axis
16.
A rectangle has vertices at , , , and . Find the vertices of the rectangle after reflecting across the y-axis.