Dilation Math 8

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

• True
• False

Tags

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.3

In a dilation what mathematical operation is used with the scale factor?

• addition 
• subtraction 
• multiplication 

Tags

CCSS.8.G.A.3

Similar figures have the same ______ but different ______. 

• measure; shapes
• sizes; shapes
• value; measures
• shape; sizes

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What scale factor was used to produce the image? The center of dilation is (0, 0). Pay attention to which figure is the pre-image.

• 2
• -2
• ¹/₂
• 1

Tags

CCSS.8.G.A.3

What scale factor was used to produce the image? The center of dilation is (0, 0). Pay attention to which figure is the pre-image.

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.8.G.A.3

The triangles are similar. What is the scale factor?

• 9

• 24
• 6

• 4

Tags

CCSS.7.G.A.1

What is the formula for scale factor?

Tags

CCSS.7.G.A.1

Definition: The figure before a transformation has occurred. 

• Pre-image
• Image
• Translation
• Reflection

Tags

CCSS.HSG.CO.A.2

A dilation creates a similar figure.

• True
• False

Tags

CCSS.8.G.A.3