Similarity and Finding Scale Factor

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

• 2

• 3/2

• 2/3

• 1/2

What is the scale factor?

• 4

• 25

• 5

• 6

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

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

• reduction

• enlargement

• scale

• not proportional

The ratio used to enlarge or reduce similar figures.

• Scale Factor

• Scale Drawing

• Transformation

• Congruent

• A

• B

• C

• D

_________ ________ is the number you multiply by the sides to create a similar figure.

• Scale Factor

• Corresponding Angle

• Pi

• Mid Point

Rectangle M is similar to rectangle N.
Which scale factor was used to dilate rectangle M to rectangle N?

• 1/4

• 2/3

• 1/3

• 1.25

What is ratio of any two corresponding sides?

• Scale Factor

• Corresponding Sides

• Similar Figures

What does similar mean?

• When two figures have the same Rate of change

• Same size

• Same shape

• When two shapes have the same Scale FactorΔ