Similarity Proofs

What is the "reason" for step 2 of the proof?

• reflexive property

• proof

• SAS
  ≅ thrm

• given

What is the "statement" for step 3 of the proof? 

• ∡EDA≅∡DCB

• ∡AED≅∡BEC

• DE=CE

• ∡AED≅∡CED

Determine whether the triangles are similar or not. If so, state how they are similar.

• Yes, by AA Similarity

• Yes, by SAS Similarity

• Yes, by SSS Similarity

• No, not similar

Determine whether the triangles are similar or not. If so, state how they are similar.

• Yes, by AA Similarity

• Yes, by SAS Similarity

• Yes, by SSS Similarity

• No, not similar

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW

• ΔXZY~ΔNWE

• ΔZYX~ΔENW

• ΔYZX~ΔNWE

The triangles are similar by...

• SAS

• AA

• ASA

• SSS

If the triangles are similar, state how.

• SSS

• SAS

• AA

• Not similar.

Find the missing side using proportions.

• a

• b

• c

• d

Find the missing side using proportions.

• a

• b

• c

• d

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3