Proportions and Similar Triangles Quiz Retake

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

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

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

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

Find the triangle similar to △ABC

• 
• 
• 
• 

Which figure is similar?

• A

• B

• C

• D

What is the scale factor from triangle ABC to triangle DEF?

• 1/2
• 7/3
• 2/1
• 10/3

Sides that are in the same position in a different shape are called

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

Are the following similar? Why or why not?

• Yes, because the corresponding angles are congruent.
• No, the numbers are even
• No, the sides are 2 times larger, but the width is the same.

State the postulate that proves these triangles are similar.

• AA~

• SAS~

• SSS~

• AAS~

State the postulate that proves these triangles are similar.

• SSS~

• SAS~

• AA~

• Not similar

State the postulate that proves these triangles are similar.

• AA~

• SAS~

• SSS~

• Not Similar