Dilations on a Grid

Dilate Point B by a scale factor of 1/2

• (1.5,-4)

• (-1.5,1)

• (-1,-1.5)

• (-2,-2)

A dilation produces a similar figure

• True

• False

When a dilation has a scale factor greater than one, the dilation is an enlargement.

• True

• False

When the scale factor of a dilation is less than one, the dilation is a reduction.

• True

• False

D is a dialation of C with P being the center of Dilation. What is the scale Factor?

• 3

• 1

• 2

• 6

C is a dialation of D with P being the center of Dilation. What is the scale Factor?

• 3

• 1/3

• 1/2

• 6

Triangle ABC is a figure on the grid. The Center of dilation is P. If the scale factor is 1/3, will the image get smaller of larger?

• Smaller

• Larger

What scale factor was used to produce the image?

• 2

• 3

• 1/3

• 1/2

Triangle ABC is a figure on the grid. The Center of dilation is P. If the scale factor is 3, will the image get smaller of larger?

• Smaller

• Larger

A dilation is which of the following: 

• only an enlargement

• only a reduction

• Either an enlargement or a reduction

• Neither an enlargement or a reduction