| |
| |
1. |
What type of transformation results from successive reflections about two parallel lines? |
| |
|
A. |
rotation |
B. |
dilation |
| |
|
C. |
translation |
D. |
turn |
| |
|
Hint |
|
| |
2. |
Find the coordinates of A (3, -2) after it has been translated by reflecting it over the graph of y = 1 and then y = -1. |
| |
|
A. |
(-2, 3) |
B. |
(3, -6) |
| |
|
C. |
(6, -3) |
D. |
(-1, -2) |
| |
|
Hint |
|
| |
3. |
Which is not a true statement about a translation? |
| |
|
A. |
A translation in the coordinate plane must reflect over the x-axis or y-axis. |
| |
|
B. |
A translation is often referred to as a glide. |
| |
|
C. |
The orientation of an image is the same as its preimage. |
| |
|
D. |
The congruence of shapes is preserved in a translation. |
| |
|
Hint |
|
| |
4. |
Use the triangle in the diagram with a translation of 6 down, 3 units to the right, followed by a reflection over the x-axis to find the coordinates of Y''. |
| |
|
 |
| |
|
A. |
(3, 6) |
B. |
(-3, 6) |
| |
|
C. |
(-2, 5) |
D. |
(2, 5) |
| |
|
Hint |
|
| |
5. |
Use the parallelogram in the diagram with a translation of 2 up, 4 units to the left, followed by a reflection over the x-axis to find the coordinates of Y''. |
| |
|
 |
| |
|
A. |
(1, -2) |
B. |
(-2, -2) |
| |
|
C. |
(-2, 2) |
D. |
(-1, 2) |
| |
|
Hint |
|
|
|