Dilations

If your SF = 6/5, what type of dilation is it?

• Reduction

• Enlargement

Does the image show a dilation?

• Yes

• No

Dilate Point B by a scale factor of 1/2

• (1.5,-4)

• (-1.5,1)

• (-1,-1.5)

• (-2,-2)

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?

• A'(9,9) B'(18,18) C'(27,9)

• A'(6,6) B'(9,9) C'(12,6)

• A'(0,0) B'(3,3) C'(6,0)

• A'(1,1) B'(2,2) C'(3,1)

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

• ½

• ¼

• 4

• 2

Dilation changes a shape's __________?

• Size

• Position

• Form

• Orientation

What scale factor was used to produce the image?

• 2

• -2

• ¹/₂

• 1

Dilate the figure by a scale factor of 3. What are the coordinates of the image?

• A'(9,9) B'(18,18) C'(27,9)

• A'(6,6) B'(9,9) C'(12,6)

• A'(0,0) B'(3,3) C'(6,0)

• A'(1,1) B'(2,2) C'(3,1)

Does the rule (x, y) --> (5x, 5y) produce a similar, congruent, or neither image

• Similar with a SF of 5

• Congruent

• Neither

Type the rule for a scale factor of 3. Include ( ) and no spaces.