Find Scale Factor From Graph

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

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

• 21

• 1.25

• 20

• 4

What scale factor was used to dilate Triangle LMN to Triangle L'M'N'?

• 1/2

• 2

• 3

• 1/3

What is the scale factor going from the smaller polygon, to the larger polygon?

• 1

• 1.5

• 2

• 2.5

• 3

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

The blue triangle is the preimage, the green triangle is the image. The image shows​​ (a)   and the scale factor is​ (b)   ​

• an enlargement

• 2

• a reduction

• 5

• 4

The blue triangle is the preimage, the green triangle is the image.

The image shows​​ (a)   and the scale factor is​ (b)   ​

• an enlargement

• 2

• a reduction

• 5

• 4

If triangle X(0,0) Y(2,4) Z (4,0) is transformed to X' (0,0) Y' (4,8) Z' (8,0) what is the scale factor?

• 2

• 3

The image shows​​ (a)   and the scale factor is​​ (b)   ​

• an enlargement

• 3

• a reduction

• 5

• 4

• 2

Find the scale factor: A (2, -4) and A' (8, -16)

• 4

• 2

• 1/2

• 1/4