Dilation/Scale Factor

The __________ is the ratio of a length of the new figure to the corresponding length on the original figure. #7

• reduction

• enlargement

• scale factor

• center of dilation

Tags

CCSS.7.G.A.1

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

• addition 

• subtraction 

• multiplication 

• division 

Tags

CCSS.8.G.A.3

A dilation that increases in size will always have a scale factor that is...

• negative

• exactly 1

• greater than 1

• less than 1

Tags

CCSS.8.G.A.3

What scale factor was used to produce the image?

• 2

• -2

• ¹/₂

• 1

Tags

CCSS.8.G.A.3

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

scale factor = _______

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3

Tags

CCSS.8.G.A.3

Segment CD is dilated from point O by a scale factor of 4. Where are C' and D' located?

(Choose TWO points, one for C and one for D.)

Tags

CCSS.8.G.A.3

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

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3

Find the scale factor! Note that this is going from the BIGGER NUMBERS to the SMALLER NUMBERS

Mathematical Equivalence

ON

Tags

CCSS.7.G.A.1

Find the scale factor! Note that this is going from the BIGGER NUMBERS to the SMALLER NUMBERS

Mathematical Equivalence

ON

Tags

CCSS.HSG.CO.A.2