Dilations and Scale Factors

Choose the correct scale factor that dilates DNPM onto D'N'P'M'.

• 2

• 3

• ⅓

• ½

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

• ½

• ¼

• 4

• 2

What are the coordinates of the image of point B (4, 9) where the center of dilation is the origin and the scale factor is 2?

• (2, 4.5)

• (-8, -18)

• (8, 18)

• (9, 4)

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Choose the correct scale factor:

• (x, y) → (2x, 2y)

• (x, y) → (3x, 3y)

• (x, y) → (x+2, y+2)

• (x, y) → (x+3, y+3)

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

scale factor = _______

Mathematical Equivalence

ON

Which of the following scale factors could have possibly created the dilation shown?

• 
• 
• 
• 

If the origin is the center of this dilation, choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

Mathematical Equivalence

ON