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Questions and Answers
How did triangle ABC move?
How did triangle ABC move?
The triangle slid horizontally and vertically.
Which shows only a vertical translation?
Which shows only a vertical translation?
- Option C
- Option A
- Option B (correct)
- Option D
What happens to a point when it is reflected over the y-axis?
What happens to a point when it is reflected over the y-axis?
The x-coordinate changes.
Which shows a reflection over the x-axis?
Which shows a reflection over the x-axis?
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Choose the value for reflection to place triangle ABC on top of triangle DEF.
Choose the value for reflection to place triangle ABC on top of triangle DEF.
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Choose the value for rotation to place triangle ABC on top of triangle DEF.
Choose the value for rotation to place triangle ABC on top of triangle DEF.
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Choose a value for dilation to place triangle ABC on top of triangle DEF.
Choose a value for dilation to place triangle ABC on top of triangle DEF.
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Study Notes
Horizontal and Vertical Translations
- Triangle ABC moved by sliding both horizontally and vertically onto triangle DEF.
Vertical Translation
- Only a vertical translation is represented by option B.
Reflection
- Triangle ABC transformed to align with triangle DEF by flipping over the y-axis.
Reflection over the X-axis
- Option A demonstrates a reflection over the x-axis.
Reflection over the Y-axis
- Reflecting a point over the y-axis results in a change to its x-coordinate.
Rotation
- The correct value for rotating triangle ABC to coincide with triangle DEF is indicated by option B.
Dilation
- Value for dilation to match triangle ABC with triangle DEF is represented in option A.
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