Triangle Proofs - Warmup

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.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

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

• AD=AD

• AD=DA

• HD=ND

• HA = AN

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

• HT=TA

• HA=HA

• MA=AM

• MA=MH

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.B.4

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.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.CO.C.9

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.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

What additional information is required for the 2 triangles to be congruent by SAS?

• A
• B
• C
• D

Tags

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

Use the congruence statement to find the missing part of the statement

• WV

• UW

• VU

• WB

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.SRT.B.5

Which is NOT a test to prove triangles congruent?

• SAA
• SSS
• SSA
• SAS

Tags

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

When using hypotenuse leg (HL) in a proof, you must first state ...

• CPCTC.
• there are right triangles.
• that vertical angles are congruent.
• the reflexive property.

Tags

CCSS.HSG.CO.C.10

What is reason #4?

• ASA
• SAS
• HL
• AAS

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5