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 center point and a scale factor.
2.
FLASHCARD QUESTION
Front
What does the scale factor in a dilation represent?
Back
The scale factor indicates how much larger or smaller the image will be compared to the original figure.
3.
FLASHCARD QUESTION
Front
How do you calculate the coordinates of a point after dilation?
Back
Multiply each coordinate of the original point by the scale factor.
4.
FLASHCARD QUESTION
Front
What are the coordinates of point F(7, -2) after a dilation with a scale factor of 3 centered at the origin?
Back
F'(21, -6)
5.
FLASHCARD QUESTION
Front
What are the coordinates of point H(-3, 4) after a dilation with a scale factor of 0.5 centered at the origin?
Back
H'(-1.5, 2)
6.
FLASHCARD QUESTION
Front
What are the coordinates of point G(-10, -6) after a dilation with a scale factor of 1/2 centered at the origin?
Back
G'(-5, -3)
7.
FLASHCARD QUESTION
Front
What are the coordinates of point A(3, 6) after a dilation with a scale factor of 2?
Back
A'(6, 12)
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