Exploring Scale Factor and Dilations

What happens to an object when a dilation with a scale factor less than 1 is applied?

• The object remains the same size.

• The object increases in size.

• The object decreases in size.

• The object changes color.

Tags

CCSS.8.G.A.3

If Harold starts at 60 inches and uses a potion with a scale factor of 0.5, what will be his new height?

• 15 inches

• 60 inches

• 30 inches

• 120 inches

Tags

CCSS.7.G.A.1

Which scale factor would result in no change in size?

• 1

• 0

• 2

• 0.5

Tags

CCSS.8.G.A.3

What is the new height if the original height is 58 inches and the scale factor is 2.5?

• 72.5 inches

• 29 inches

• 116 inches

• 145 inches

Tags

CCSS.7.G.A.1

Identify a scale factor from the list that causes shrinkage.

• 0.4

• 2

• 3

• 1.5

Tags

CCSS.8.G.A.3

What common property do scale factors that cause growth share?

• They are all integers.

• They are all equal to 1.

• They are all greater than 1.

• They are all less than 1.

Tags

CCSS.8.G.A.3

How do you calculate the new dimensions of a rectangle after dilation?

• Add the scale factor to each side length.

• Divide each side length by the scale factor.

• Multiply each side length by the scale factor.

• Subtract the scale factor from each side length.

Tags

CCSS.8.G.A.3

What would be the scale factor if the original side length was 12 inches and the new length is 18 inches?

• 3

• 2

• 1.5

• 0.67

Tags

CCSS.7.G.A.1

What is the correct scale factor if the original figure is reduced in size?

• Greater than 1

• Less than 1

• Equal to 1

• Equal to 0

Tags

CCSS.8.G.A.3

If a rectangle's length is dilated from 24 inches to 40 inches, what is the scale factor?

• 1.67

• 0.6

• 5

• 2.5

Tags

CCSS.8.G.A.3