
Dilation Transformations and Similarity
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary objective of lesson 7.6?
To identify and verify similarity transformations
To learn about congruence transformations
To explore linear transformations
To understand rotational symmetry
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a dilation transformation do to a figure?
It rotates the figure
It translates the figure
It reflects the figure
It enlarges or reduces the figure proportionally
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the scale factor in a dilation?
The angle of rotation in the transformation
The difference in area between the image and the pre-image
The ratio of a length on the image to a corresponding length on the pre-image
The ratio of the perimeter of the image to the pre-image
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the scale factor is greater than one, what type of transformation has occurred?
Translation
Reflection
Enlargement
Reduction
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine if a dilation is an enlargement or a reduction?
By counting the number of sides in the image
By measuring the angles of the image
By checking if the scale factor is greater than or less than one
By comparing the areas of the image and pre-image
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of enlargement, what was the scale factor calculated?
2
3
1
0.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the scale factor if a figure is reduced in size?
Greater than one
Less than zero
Equal to one
Between zero and one
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