Congruent Triangle Proofs

What is the missing piece of information required to prove these triangles congruent?

• QY ≅ QY
• NY ≅ PY
• ∠N ≅ ∠P
• QY is the perpendicular bisector

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?

• HT=TA
• HA=AH
• MA=AM
• MA=MH

Tags

CCSS.HSG.SRT.B.5

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

• HA=HA
• HA=AH
• MA=AM
• MA=MA

Tags

CCSS.HSG.SRT.B.5

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

• ∡EDA≅∡DCB
• ∡AED≅∡BEC
• DE=CE
• ∡AED≅∡CED

Tags

CCSS.HSG.SRT.B.5

Determine if the triangles are congruent, if "yes" state the theorem.

• yes, SAS
• not congruent
• yes, ASA
• yes, AAS

Tags

CCSS.HSG.SRT.B.5

If DA bisects IE, then

• ID=ED
• IA=EA
• <IDA=<EDA
• <IAD and <EAD are right angles

Tags

CCSS.HSG.CO.C.10

If L is the midpoint of TJ, what must be true?

• TL=JT
• JL=TJ
• TL=LJ
• T is also the midpoint of JL

Tags

CCSS.HSG.CO.C.10

If AD bisects <EDI, then

• <ADE=<IDA
• IA=AE
• ID=ED
• All of the above

Tags

CCSS.HSG.CO.C.9

If DA is perpendicular to IE, then we can immediately conclude that

• IA=AE
• <IAD = <DAE
• <IDA=<EDA
• <IAD and <DAE are right angles

Tags

CCSS.HSG.CO.C.9