TEKS.MATH.8.3A

Similar Angles

• Congruent
• Proportional
• Division
• Non-Proportional

Tags

TEKS.MATH.8.8D

TEKS.MATH.8.3A

Image                         Pre-image
A   B   C                    A    B    C  
    8   9   6                    56   63   42 
    2   5   -3                 14   35   -21

What is the scale factor that shows the dilation from the pre-image to the image?

• 1/7
• 7/2
• 7/1
• 7.5

Tags

TEKS.MATH.8.3A

sf = 2.5

• Reduction
• Enlargement

Tags

TEKS.MATH.8.3A

The __________ is the ratio of a length of the new figure to the corresponding length on the original figure.

• reduction
• enlargement
• scale factor
• center of dilation

Tags

TEKS.MATH.8.3A

Enlargement or reduction?  Find the scale factor!

• It's an enlargement; the scale factor is 3.
• It's a reduction; the scale factor is 1/3.
• It's a reduction; the scale factor is 1/2.
• It's an enlargement; the scale factor is 2. 

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

TEKS.MATH.8.3A

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.
• It's an enlargement; the scale factor is 2.
• It's an enlargement; the scale factor is 1/2.
• It's a reduction; the scale factor is 1/2.

Tags

TEKS.MATH.7.5C

TEKS.MATH.7.5A

TEKS.MATH.8.3A

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

• a reduction
• an enlargement
• a scale
• not proportional

Tags

TEKS.MATH.7.5A

TEKS.MATH.8.3A

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

• an enlargement
• a reduction
• a scale factor

Tags

TEKS.MATH.7.5C

TEKS.MATH.8.3A

What is ratio of any two corresponding sides?

• Scale Factor
• Corresponding Sides
• Similar Figures

Tags

TEKS.MATH.7.5A

TEKS.MATH.8.3A

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

Tags

TEKS.MATH.9-12.IV.C.3

TEKS.MATH.9-12.III.B.3

TEKS.MATH.8.3A