What is a dilation in geometry?
Dilations

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A dilation is a transformation that alters the size of a figure but not its shape, using a scale factor.
2.
FLASHCARD QUESTION
Front
What does a scale factor greater than 1 indicate?
Back
A scale factor greater than 1 indicates an enlargement of the figure.
3.
FLASHCARD QUESTION
Front
What does a scale factor less than 1 indicate?
Back
A scale factor less than 1 indicates a reduction of the figure.
4.
FLASHCARD QUESTION
Front
If the scale factor is 1, what happens to the figure?
Back
If the scale factor is 1, the figure remains unchanged.
5.
FLASHCARD QUESTION
Front
How do you calculate the coordinates of a dilated point?
Back
To calculate the coordinates of a dilated point, multiply the original coordinates by the scale factor.
6.
FLASHCARD QUESTION
Front
What is the scale factor in the dilation of a triangle from (2,3) to (4,6)?
Back
The scale factor is 2.
7.
FLASHCARD QUESTION
Front
What is the result of dilating a point (3,4) by a scale factor of 1/2?
Back
The result is (1.5, 2).
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