Scale Factor

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

• an enlargement

• a reduction

• a scale factor

• bigger

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

• a reduction
• an enlargement
• a scale
• not proportional

Tags

CCSS.8.G.A.3

What is the scale factor from triangle ABC to triangle DEF?

• 1/2

• 5

• 2

• 10

Which side length corresponds with EF?

• ML
• LM
• OL
• EH

Tags

CCSS.HSG.SRT.A.2

Are the following similar? Why or why not?

• Yes, because the corresponding angles are congruent.

• No, the numbers are even

• No, one set of corresponding sides doubled and the other corresponding sides did not.

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

Which side corresponds to side FE?

• GH
• ML
• NO
• EH

Tags

CCSS.8.G.A.3

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

• 1
• 2
• 3
• 4

Tags

CCSS.7.G.A.1

The two rectangles are scale drawings. What is the measurement of x?

• 21
• 1.25
• 20
• 4

Tags

CCSS.7.G.A.1

Using the scale factor, what is the measurement of x?

• 20 m

• 24 m

• 16 m

• 4 m