Understanding congruency

Complete the statement.

If

 $\Delta ABC\ \cong\Delta DEF$  m<A = 50 and the m<E = 30, what is the m<C?

• 30

• 50

• 100

• 120

Give the correct congruence statement

• A
• B
• C
• D

Write a congruence statement for the triangles.

• $\Delta RQS\cong\Delta WRV$

• $\Delta QSR\cong\Delta VRW$

• $\Delta RQS\cong\Delta RVW$

• $\Delta SRQ\cong\Delta VWR$

If ΔDEF ≅ ΔRST, then we can conclude that DE = what?

• ST

• RS

• DF

• RT

 $\angle NLM\ \cong\ ?$  

•  $\angle DLC$  

•  $\angle D$  

•  $\angle N$  

•  $\angle C$  

BC _____ EF

• <

• >

• =

• No conclusion can be made.

Complete the congruence statement.

• OEG
• OGE
• EGO
• GOE

Write a congruence statement for the triangles.

• $\Delta TUV\cong\Delta LJV$

• $\Delta TUV\cong\Delta JVL$

• $\Delta UTV\cong\Delta LVJ$

• $\Delta UTV\cong\Delta JVL$

What is the relationship between the triangles?

• Similar
• Congruent
• Neither