5.2.3 Transformations and Congruence
Presentation
•
Mathematics
•
8th Grade
•
Medium
Standards-aligned
Sara Fisher
Used 5+ times
FREE Resource
4 Slides • 5 Questions
1
5.2.3 Transformations and Congruence
By Sara Fisher
2
Multiple Choice
If the scale factor is 1 ....
The pre-image and the image are the same thing.
The image is BIGGER than the pre-image
The image is SMALLER than the pre-image
3
Multiple Choice
If the scale factor is greater than 1 ....
The pre-image and the image are the same thing.
The image is BIGGER than the pre-image
The image is SMALLER than the pre-image
4
Multiple Choice
If the scale factor is less than 1 ....
The pre-image and the image are the same thing.
The image is BIGGER than the pre-image
The image is SMALLER than the pre-image
5
Multiple Choice
A line segment contains points D(4,-2) and C(6,-10). If you dilate the points by a scale factor of 1/2, where would the new points be located?
D'(8,4)
C'(12,20)
D'(8,4)
C'(12,-20)
D'(2,-1)
C'(3,-5)
D'(2,1)
C'(3,5)
6
Step 1: Reflect over the y-axis
Step 2: Dilation with a scale factor of 3/2
Does the order matter?
7
8
Multiple Choice
The coordinates of vertices of Polygon RSTV are R(2, 4), S(6, 4), T(6, 0), and V(2, 0). The Polygon is dilated with a scale factor of 3/2 and center (0, 0). Find S'.
S'(9, 6)
S'(18, 12)
S'(4, 2)
S'(4, 6)
9
5.2.3 Transformations and Congruence
By Sara Fisher
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