scale factor

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

• an enlargement
• a reduction
• a scale factor
• bigger

What is the scale factor?

• 4

• 6

• 2.5

• 1.5

If the scale factor is 4, what is the measurement of slide length x?

• 21

• 1.25

• 20

What is the scale factor from ΔABC to ΔDEF?

• 1/2
• 7/3
• 2
• 10/3

What is the scale factor from MNOP to ABCD?

• 2/3
• 1/2
• 3/2
• 2

Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?

• 25 inches
• 60 inches
• 1/30 inch
• 30 inches

A scale factor greater than one creates ....

• a reduction
• an enlargement
• an exact copy
• none of these

What is the scale factor from ABCD to MNOP?

• 2/3
• 3/2
• 2
• 3

The pencil pictured was reduced to 60% of its original size. What are the new dimensions of the pencil?

• 0.9 units x 4.2 units

• 2.4 units x 11.2 units

• 1 unit x 5 units

• 0.9 units x 7 units

• 1.5 units x 4.2 units

What is the scale factor, as a percent, from figure S to T?

• 4%

• 400%

• 200%

• 104%

• 440%