Transformations GEO TEST 24-25

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•
Mathematics
•
10th Grade
•
Hard
Standards-aligned
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15 questions
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1.
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, by a specified angle in a specified direction.
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
2.
FLASHCARD QUESTION
Front
What are the coordinates of a point after a 180-degree rotation around the origin?
Back
If a point A(x, y) is rotated 180 degrees around the origin, the new coordinates A' will be (-x, -y).
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
3.
FLASHCARD QUESTION
Front
If a point is in Quadrant I, where will it be after a 180-degree rotation?
Back
After a 180-degree rotation, a point in Quadrant I will move to Quadrant III.
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
4.
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 the same direction.
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
How do you find the translation vector from point A(x1, y1) to A'(x2, y2)?
Back
The translation vector can be found by subtracting the coordinates:
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
6.
FLASHCARD QUESTION
Front
What happens to the coordinates of a point when it is reflected over the line y = x?
Back
When a point A(x, y) is reflected over the line y = x, the new coordinates A' will be (y, x).
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
7.
FLASHCARD QUESTION
Front
What is the effect of reflecting a point over the x-axis?
Back
Reflecting a point A(x, y) over the x-axis results in the new coordinates A'(-x, y).
Tags
CCSS.HSG.CO.A.5
CCSS.8.G.A.3
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