Scale Factor & Similar Figures

What is the scale factor from shape A to shape B?

• 1/2

• 2
• 3
• 1/3

Tags

CCSS.7.G.A.1

If the scale factor is less than 1, the new figure will be

• bigger

• smaller

• the same size

Tags

CCSS.8.G.A.3

If the scale factor is greater than 1, the new figure will be

• bigger

• smaller

• the same size

Tags

CCSS.7.G.A.1

If the scale factor is equal to 1, the new figure will be

• bigger

• smaller

• the same size

Tags

CCSS.8.G.A.3

What is the scale factor from the smaller quadrilateral to the larger?

• scale factor = 4
• scale factor = 10
• scale factor = 3
• scale factor = 2

Tags

CCSS.7.G.A.1

Find the triangle similar to △ABC

(hint: multiply all sides by the same number to get the lengths of the new sides)

• 
• 
• 

Tags

CCSS.HSG.SRT.A.2

Which figure is similar?

(hint: multiply all sides by the same number to get the lengths of the new sides)

• A

• B

• C

• D

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the scale factor from the small fry to the large fry?

• 1/3

• 48

• 4

• 3

Tags

CCSS.7.G.A.1

• 1/4

• 6

• 2
• 1/2

Tags

CCSS.7.G.A.1

The original is on the left. The image is on the right. Find the scale factor.

• 3
• 1/3

• 4

• 16

Tags

CCSS.7.G.A.1