Proofs and Triangle Similarity

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

• ∡EDA≅∡DCB

• ∡AED≅∡BEC

• DE=CE

• ∡AED≅∡CED

Tags

CCSS.HSG.SRT.B.5

Why are the triangles similar?

• AA~

• SAS~

• SSS~

• AAS~

Tags

CCSS.HSG.SRT.B.5

What are the 2 missing pieces of information?

• Transitive Property, SAS(Side-Angle-Side)

• Reflexive Property, SAS(Side-Angle-Side)

• Transitive Property, SSS(Side-Side-Side)

• Reflexive Property, SSS(Side-Side-Side)

Tags

CCSS.HSG.SRT.B.5

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

• AD=AD

• AD=DA

• HD=DN

• HA = AN

Tags

CCSS.HSG.SRT.B.5

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

• AD=DA

• AN = AH

• HD=ND

• HD=DN

Tags

CCSS.HSG.SRT.B.5

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

• reflexive property

• proof

• SAS
  ≅ thrm

• given

Tags

CCSS.HSG.SRT.B.5

Complete each proportion.
AB / AM  =  ? / AD

• BC

• AC

• MD

• MC

Tags

CCSS.HSG.SRT.B.4

What is the justification?

• Symmetric Prop.

• Angle addition postulate

• Reflexive Prop

• Transitive Prop.

How do these triangles appear to be similar?
(Hint: Look for non-labeled parts!)

• AA

• SAS

• SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

Are the triangles similar?

• Yes

• No

Tags

CCSS.HSG.SRT.A.2