The point Z(4, -2) is rotated 180 degrees about the origin. What is the image of Z?
Z'(2, 4)
Z'(-4, 2)
Z'(-2, -4)
Z'(-4, -2)
3. Multiple Choice
3 minutes
1 pt
An office supply store sells index cards in two different sizes. The large size is an enlargement of the small size. Both sizes are shown. Find the scale factor of the enlargement.
2
3
4
5
4. Multiple Choice
2 minutes
1 pt
All angles in similar figures are congruent.
True
False
5. Multiple Choice
3 minutes
1 pt
Reflect the point (-1, 2) over the y-axis.
(-1, -2)
(1, 2)
(1, -2)
(1, 4)
6. Multiple Choice
1 minute
1 pt
Translate the point A (-3, 4) right 5 and up 1
(-2, 9)
(-8, 5)
(8, 3)
(2, 5)
7. Multiple Choice
2 minutes
1 pt
How does reflecting a figure over the y-axis change the ordered pair?
Changes the x-coordinate
Changes the y-coordinate
8. Multiple Choice
1 minute
1 pt
Describe the transformation shown in the graph.
Reflect over x-axis
Reflect over y-axis
Rotate 270 degrees CCW
Rotate 90 degress CCW
9. Multiple Choice
1 minute
1 pt
Identify the transformation from ABC to A'B'C'.
(x+8, y+4)
(x-8, y-4)
(x+4, y+8)
(x-4, y-8)
10. Multiple Choice
1 minute
1 pt
A turn is also called a ___________.
Translation
Reflection
Rotation
Transformation
11. Multiple Choice
1 minute
1 pt
When you translate, (x-4,y) will move _____.
4 units right
4 units left
4 units up
4 units down
12. Multiple Choice
1 minute
1 pt
Write a rule for the translation.
(x -1, y + 2)
(x -2, y + 1)
(x +2, y - 1)
(x +1, y - 2)
13. Multiple Choice
3 minutes
1 pt
If the triangle is transformed following the rule (x,y)⊣(x,-y), what transformation is modeled?
Dilation
Reflection
Translation
Rotation
14. Multiple Choice
1 minute
1 pt
Name the image of C(6, -4) under a rotation 90 degrees counterclockwise about the origin.
C'(4, 6)
C'(-4, -6)
C'(6, 4)
C'(-6, -4)
15. Multiple Choice
3 minutes
1 pt
Given C(2, 9), under which reflection is C'(-2, 9)?
reflected in the x-axis
reflected in the y-axis
reflected in the line x = 2
reflected in the line y = x
16. Multiple Choice
3 minutes
1 pt
Two objects that are the same shape but not the same size are _______.