Determining Scale Factor in Dilations

Triangle ABC will be dilated by a scale factor of 1/2.  What will be the coordinates of C'?

• (-1, -2.5)

• (12, 6)

• (3, -1.5)

• (0, 1.5)

Tags

CCSS.8.G.A.3

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.

• It's an enlargement; the scale factor is 2.

• It's an enlargement; the scale factor is 1/2.

• It's a reduction; the scale factor is 1/2.

Tags

CCSS.7.G.A.1

Enlargement or reduction?  Find the scale factor!

• It's an enlargement; the scale factor is 1/2.

• It's an enlargement; the scale factor is 2.

• It's a reduction; the scale factor is 1/2.

• It's a reduction; the scale factor is 2.

Tags

CCSS.HSG.CO.A.2

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

• ½

• ¼

• 4

• 2

Tags

CCSS.8.G.A.3

The ratio used to enlarge or reduce the original pre-image figure to the new similar image is called ________________.

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

What scale factor was used to produce the image?

• 2

• -2

• ¹/₂

• 1

Tags

CCSS.HSG.CO.A.2

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Tags

CCSS.HSG.CO.A.2

Triangle LMN was dilated to create L'M'N'. The coordinates of the pre-image and the image are shown below in the table. Find the scale factor that was used in the dilation.

• 0.4

• 4

• 2.5

• 5

Tags

CCSS.8.G.A.3

Choose the correct scale factor for the black quadrilateral to the red quadrilateral:

• 2.5

• 1.5

• 3.5

• 4

Tags

CCSS.7.G.A.1

What is the scale factor for the given dilation?

• 2

• 3

• 1/3

• 1/2

Tags

CCSS.HSG.CO.A.2