Applications of Proportions with Enlargement and Reduction

What is the scale factor from the small shape to the big shape?

• 1/2
• 7/3
• 2
• 10/3

Sides that are in the same position are called

• Corresponding Sides
• Corresponding Angles
• The Same
• Congruent Sides

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

• an enlargement
• a reduction
• a scale factor
• bigger

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

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

What is the scale factor from ΔDEF to ΔABC?

• 1/2
• 7/3
• 2
• 10/3

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

• Congruent
• Vertical
• Similar
• Complementary 

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

• x = 20
• x = 12
• x = 5
• x = 4

Find missing side

• 5
• 7
• 9
• 11

What is the scale factor?

• 4
• .25
• 5
• 6

Enlargement or reduction?

• Enlargement 
• Reduction