What is a translation in geometry?
Translations, Rotations, Reflections

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•
Mathematics
•
8th - 9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A translation is a transformation that moves every point of a shape a constant distance in a specified direction.
2.
FLASHCARD QUESTION
Front
What happens to the coordinates of a point (x, y) when it is reflected over the y-axis?
Back
The x-coordinate changes sign, resulting in the new coordinates (-x, y).
3.
FLASHCARD QUESTION
Front
What is the result of rotating a point (x, y) 90 degrees counterclockwise around the origin?
Back
The new coordinates will be (-y, x).
4.
FLASHCARD QUESTION
Front
How do you reflect a point (x, y) over the line y = x?
Back
The new coordinates will be (y, x).
5.
FLASHCARD QUESTION
Front
What is the effect of a 180-degree rotation on the point (x, y)?
Back
The new coordinates will be (-x, -y).
6.
FLASHCARD QUESTION
Front
If a shape is translated 5 units to the right and 3 units up, how do you express the new coordinates of a point (x, y)?
Back
The new coordinates will be (x + 5, y + 3).
7.
FLASHCARD QUESTION
Front
What is the line of reflection for the point (3, 1) to become (1, 3)?
Back
The line of reflection is y = x.
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