Scale Drawings and Similar Figures Scale Factor

• 1.2 km

• 4.3 km

• 5.8 km

• 8.4 km

• 1.5

• 6

• 8

• 10.7

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

• 2

• 3/2

• 2/3

• 1/2

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

• x = 9

• x = 28

• x = 7

• x = 63

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

• an enlargement

• 3

• a reduction

• 5

• 4

• 2

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

What kind of scale drawing will take place when given the Scale Factor of 3.

• Enlargement

• Reduction

What is the scale factor?

• 4

• 25

• 5

• 6

Match the following

• A (3,3) B (6,6) C (9,9)

  A' (1,1) B' (2,2) C' (3,3)

• Scale factor of 5

• A (2,2) B (3,3) C (4,4)

  A' (1,1) B' (1.5,1.5) C' (2,2)

• Scale factor of 2

• A (2,2) B (3,3) C (4,4)

  A' (6,6) B' (9,9) C' (12,12)

• Scale factor of 1/3

• A (1,1) B (2,2) C (3,3)

  A' (5,5) B' (10,10) C' (15,15)

• Scale factor of 1/2

• A (2,2) B (3,3) C (4,4)

  A' (4,4) B' (6,6) C' (8,8)

• Scale factor of 3

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

• 21

• 1.25

• 20

• 4