Dilations 2

If A (-6, 3) is dilated by a scale factor of 1/12, what is the new x-value of A'?

-1/2

Point A (-2, 14) was dilated by a scale factor of 9 to create Point A'. What is the x-value that corresponds to A'?

-18

If A (0, -12) is dilated by a scale factor of 1/3, what is the new y-value of A'?

-4

If A (4, -12) was dilated by a scale factor of 1/2, what is the new y-coordinate of A'?

-6

If A (-2, 4) is dilated by a scale factor of 4, what is the new x-value of A'?

-8

Point A is centered at the origin and is impacted by a dilation with a scale factor of 7. What is the new x-coordinate of point A'?

0

What is the scale factor in the algebraic representation, (x,y) --> (0.4x, 0.4y)?

0.4

At which scale factor will the pre-image and image be congruent?

1

Triangle ABC has vertices A (20, 20), B (15, 10), and C (5, 15). Triangle A'B'C' has vertices A' (4,4), B' (3, 2), and C' (1, 3). What is the scale factor of this dilation?

1/5

If a dilation is represented algebraically as (1/6x, 1/6y), what is the scale factor of this dilation?

1/6

If A is (0,3) and A' is (0,33), what is the scale factor?

11

Point A (-2, 14) was dilated by a scale factor of 9 to create Point A'. What is the y-value that corresponds to A'?

126

Find the scale factor of this dilation.

2

The algebraic representation of a dilation is expressed as (2/3x, 2/3y). What is the scale factor?

2/3

Point A (0,4) is dilated by a scale factor of 5 to create Point A'. What is the new y-coordinate of Point A'?

20

Triangle A has vertices (4,5), (9,12), and (6, 10). Triangle A' has vertices (12, 15), (27, 36), and (18,30). What is the scale factor?

3

If A is (7,4) and A' is (10.5, 6 ), what is the scale factor?

3/2

Point A (12, 4) was dilated to create point A' (7.2, 2.4). What is the scale factor?

3/5 or 0.6

A triangle A'B'C' with sides 10, 20, and 15 was the result of a dilation by a scale factor of 2. What was the original side length of side A before the dilation?

5

What is the scale factor expressed by the algebraic representation (2.5x, 2.5y)?

5/2 (or 2.5)

What is the scale factor if A is (8, 4) and A' is (10, 5)?

5/4

What is the scale factor expressed by the algebraic representation (6x, 6y)?

6

Square ABCD was dilated by a scale factor of 7 to create square A'B'C'D' with vertices (21, 7), (49, 35), (56, 42), and (28, 14). What was the original x-coordinate of B' (B)?

7

Point A (22, 18) was dilated by a scale factor to create point A' (165, 135). What was the scale factor?

7.5

If A' is the image dilated by a scale factor of 3, and A' is (27, 9), what is the x-value of A?

9