Dilations and Scale Factor
Flashcard
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
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7 questions
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1.
FLASHCARD QUESTION
Front
What is a dilation in geometry?
Back
A dilation is a transformation that alters the size of a figure but maintains its shape, using a center of dilation and a scale factor.
2.
FLASHCARD QUESTION
Front
What does the scale factor indicate in a dilation?
Back
The scale factor indicates how much larger or smaller the dilated figure will be compared to the original figure.
3.
FLASHCARD QUESTION
Front
If the scale factor is greater than 1, what type of transformation occurs?
Back
An enlargement occurs.
4.
FLASHCARD QUESTION
Front
If the scale factor is less than 1, what type of transformation occurs?
Back
A reduction occurs.
5.
FLASHCARD QUESTION
Front
What characteristic does a dilation preserve?
Back
A dilation preserves similarity.
6.
FLASHCARD QUESTION
Front
How do you find the coordinates of a point after dilation?
Back
Multiply the original coordinates by the scale factor.
7.
FLASHCARD QUESTION
Front
What are the coordinates of point C after a dilation with a scale factor of 1/2 if C is at (6, -3)?
Back
(3, -1.5)
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