Terms, Definitions, T/F, Fill in the Blank
Scale Factor
New image
Proportions
Review
100
A transformation that changes the size but not the shape of a geometric figure
What is dilation
100
This is the scale factor that transforms Preimage: (2, 2) to Image: (5, 5)
What is 2.5?
100
This is the image of Preimage: (7, 2) dilated with Scale factor: 10
What is (70, 20)
100
This is x if Preimage: (7, 8) and Image: (56, x)
What is 64
100
A relationship between two quantities in which the ratio of one quantity to the other quantity is constant.
What is a proportional relationship?
200
A similar transformation changes the size but not this.
What is shape
200
This is the scale factor that transforms Preimage: (7, 8) to Image: (56, 64)
What is 8?
200
This is the image of Preimage: (3, 8) dilated with Scale factor: 5
What is (15, 40)
200
This is x if Preimage: (1, 10) Image: (x, 100)
What is 10
200
These are the isometric transformations.
What is reflection, rotation and transformation
300
This describes how much larger or smaller the image of a dilation is than the pre image
What is scale factor
300
This is the scale factor that transforms Preimage: (6, 3) to Image: (2, 1)
What is 1/2?
300
This is the image of Preimage: (27, 37) dilated with Scale factor: 2
What is (54, 74)
300
This is x if Preimage: (42, 49) and Image: (x, 7)
What is 6
300
These are the three triangle similarity criterion.
What is AA~, SAS~ and SSS~
400
This point doesn't move during a dilation.
What is the center of dilation
400
This is the scale factor that transforms Preimage: (46, 37) to Image: (23, 18.5)
What is 1/2?
400
This is the image of Preimage: (28, 83) with Scale factor: 5
What is (140, 415)
400
This is x if Preimage: (x, 336) Image: (1, 7)
What is 48
400
Given that ∆NHG ~ ∆JKL, this is congruent to angle N.
What is angle J
500
A dilation is a ________ that changes the size but not the shape of a geometric figure.
What is transformation
500
This is the scale factor that transforms Preimage: (53.7, 35.8) to Image: (161.1, 107.4)
What is 3?
500
This is the image of Preimage: (222, 17) dilated with Scale factor: 34
What is (7548, 578)
500
This is x if Preimage: (247, 583) Image: (1729, x)
What is 4081
500
Given that ∆NHG ~ ∆JKL, this segment corresponds to segment JL
What is segment NG
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