Translations, Reflections, & Rotations
Flashcard
•
Mathematics
•
9th - 11th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a translation in geometry?
Back
A translation is a transformation that moves every point of a figure the same distance in a specified direction.
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
2.
FLASHCARD QUESTION
Front
What is the transformation rule for translating a point (x, y) by (a, b)?
Back
(x, y) -> (x + a, y + b)
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
3.
FLASHCARD QUESTION
Front
What does it mean to reflect a figure over a line?
Back
To reflect a figure over a line means to create a mirror image of the figure across that line.
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
4.
FLASHCARD QUESTION
Front
What is the transformation rule for reflecting a point (x, y) over the x-axis?
Back
(x, y) -> (x, -y)
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
5.
FLASHCARD QUESTION
Front
What is the transformation rule for reflecting a point (x, y) over the y-axis?
Back
(x, y) -> (-x, y)
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
6.
FLASHCARD QUESTION
Front
What is a rotation in geometry?
Back
A rotation is a transformation that turns a figure around a fixed point, called the center of rotation.
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
7.
FLASHCARD QUESTION
Front
What is the transformation rule for rotating a point (x, y) 90 degrees counterclockwise around the origin?
Back
(x, y) -> (-y, x)
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
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