Dilation and Similarity Concepts

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.8.G.A.4

CCSS.8.EE.B.6

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

• ½
• ¼
• 4
• 2

Tags

CCSS.8.G.A.4

CCSS.8.G.A.3

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

Tags

CCSS.HSG.SRT.A.1

A dilation produces a similar figure

• True
• False

Tags

CCSS.8.G.A.4

CCSS.8.G.A.3

A dilation produces a congruent figure

• True

• False

Tags

CCSS.8.G.A.4

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

• True
• False

Tags

CCSS.8.G.A.4

CCSS.8.G.A.3

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

• True
• False

Tags

CCSS.8.G.A.4

CCSS.8.G.A.3

To dilate by 1/2, what can you do?

• Multiply by -1
• Multiply by 2
• divide by 2
• divide by 1/2

Tags

CCSS.8.G.A.4

CCSS.8.G.A.3

a transformation that changes the size of a figure, but not the shape

• translation
• rotation
• reflection
• dilation

Tags

CCSS.8.G.A.4

CCSS.8.G.A.3

Solve the proportion.

• p=31.3
• p=308
• p=924
• p=532

Tags

CCSS.8.EE.B.5