Geometry Proving Angles Congruent

Can the triangles be proven congruent?  If so, how?

• ASA

• AAS

• SAS

• Cannot be proven congruent

What missing piece of information is needed to prove the triangles congruent using SAS?

• ∠F≅∠Q

• ∠G≅∠R

• ∠H≅∠S

• FH = QS

What missing piece of information is needed to prove the triangles congruent using ASA?

• GC = CD

• CE = CD

• ∠GCE≅∠BCE

• BD = GE

What missing piece of information is needed to prove the triangles congruent using SAS?

• NM = AM

• NL = CA

• ∠M≅∠B

• ∠N≅∠C

Is Angle-Angle-Angle (AAA), a valid rule for proving triangles congruent?

• No

• Sometimes

• Yes

• N/A

• SAS
• None
• SSS
• ASA

∆ABC ≅ ∆LMN. Which statement is NOT true?

• LM ≅ AB

• ∆CAB ≅ ∆NLM

• ∠C ≅ ∠N

• BC ≅ ML

Can the triangles be proven congruent?  If so, how?

• ASA

• AAS

• SAS

• Cannot be proven congruent

What is the measure of the missing angle?

• 20

• 47

• 29

• 16

Are these triangles congruent?

• Yes

• No

• Not enough informaiton