Dilation & Scale Factor
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Easy
Standards-aligned
Wayground Content
Used 2+ times
FREE Resource
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is dilation in geometry?
Back
Dilation is a transformation that alters the size of a figure but not its shape, using a scale factor.
Tags
CCSS.8.G.A.3
2.
FLASHCARD QUESTION
Front
What is a scale factor?
Back
A scale factor is a number that scales, or multiplies, the dimensions of a figure during a dilation.
Tags
CCSS.8.G.A.3
3.
FLASHCARD QUESTION
Front
If point A(3, 6) is dilated by a scale factor of 2, what are the new coordinates?
Back
A' (6, 12)
Tags
CCSS.8.G.A.3
4.
FLASHCARD QUESTION
Front
How do you calculate the coordinates of a point after dilation?
Back
Multiply each coordinate of the point by the scale factor.
Tags
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
What happens to the length of a line segment when it is dilated by a scale factor of 1/3?
Back
The length of the line segment is reduced to one-third of its original length.
Tags
CCSS.8.G.A.3
6.
FLASHCARD QUESTION
Front
If a rectangle is dilated by a scale factor of 4, how does its area change?
Back
The area increases by a factor of 16 (4 squared) because area is a two-dimensional measure.
Tags
CCSS.7.G.A.1
7.
FLASHCARD QUESTION
Front
What is the effect of a scale factor less than 1 on a figure?
Back
It reduces the size of the figure.
Tags
CCSS.8.G.A.3
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