Scale Factor and Scale Drawings

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

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

• 1/2
• 7/3
• 2/1
• 10/3

Find missing side

• 5
• 7
• 9
• 11

The pair of figures is similar. Find the missing side.

• x = 12
• x = 3
• x = 40
• x = 4

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

• 1/3

• 48

• 4

• 3

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

• 21
• 1.25
• 20
• 4

The pair of figures is similar. Find the missing side.

• x = 20
• x = 12
• x = 5
• x = 4

Which figure is scale copy of the original figure?

• A

• B

• C

• D

Which of the following are scaled copies of the original portrait? Select ALL the apply.

• A

• B

• C

• D

• E