Establishing Similarity Criteria

Are the two figures similar?

• yes

• no

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

All angles in similar figures are congruent.  

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

The triangles are similar by...

• SAS

• AA

• ASA

• SSS

Tags

CCSS.HSG.SRT.B.5

The triangles are similar by...

• SAS

• AAS

• ASA

• SSS

Tags

CCSS.HSG.SRT.B.5

How are these triangles similar? 

• A

• B

• C

• D

Tags

CCSS.HSG.SRT.A.2

Complete each proportion.
AB / AM  =  ? / DM

• BC

• AC

• MD

• MC

Tags

CCSS.HSG.SRT.B.4

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

• x = 9

• x = 28

• x = 63

• x = 7

Tags

CCSS.HSG.SRT.B.5

Are the triangles similar? If so, what similarity test is used?

• Similar.  SAS

• Similar.  AA

• Similar. SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

What is the scale factor from MNOP to ABCD?

• 2/3

• 1/2

• 3/2

• 2

Tags

CCSS.7.G.A.1

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1