Scale Factor Review

Scale Factor Review

Multiple Choice

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

• an enlargement

• a reduction

• a scale factor

• bigger

Multiple Choice

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

• a reduction

• an enlargement

• a scale

• not proportional

Multiple Choice

Scale factor of 1/2 is ...

• Reduction

• Enlargement

Multiple Choice

Scale factor of 5 is ...

• Reduction

• Enlargement

Multiple Choice

What is the scale factor from the smaller triangle to the bigger triangle?

• 2

• 3/2

• 2/3

• 1/2

Multiple Choice

What is the scale factor from the bigger triangle to the smaller triangle?

• 2

• 3/2

• 2/3

• 1/2

Multiple Choice

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3

Multiple Choice

What is the scale factor from MNOP to ABCD?

• 2/3

• 3/2

• 2

• 3

Multiple Choice

What is the scale factor from rectangle 1 to rectangle 2?

• 0.25

• 0.5

• 2

• 1/2

Multiple Select

If I know the Perimeter of the smaller rectangle is 16. How do I know the perimeter of the larger rectangle without knowing side lengths.

• Multiply smaller Perimeter by SF

• Divide smaller Perimeter by SF

• Multiply smaller Perimeter by SFxSF

• Multiply smaller Perimeter by SFx2

Multiple Select

If I know the Area of the smaller rectangle is 12. How do I know the Area of the larger rectangle without knowing all side lengths.

• Multiply smaller Area by SF

• Divide smaller Area by SF

• Multiply smaller Area by SFxSF

• Multiply smaller Area by SFx2

Multiple Choice

If I know the Perimeter of the smaller rectangle is 16. And the scale factor is 2, what is the Perimeter of the larger rectangle?

• 16

• 8

• 64

• 32

Multiple Choice

If I know the Area of the smaller rectangle is 12. And the scale factor is 2, what is the Area of the larger rectangle?

• 48

• 24

• 12

• 60