Congruency and Similarity Review

• A
• B
• C
• D

If ∆LMK ≅ ∆LMT, then
∠K ≅ ____

• T
• ∠T
• ∠M
• ∠L

Which of the following is not a valid reason to prove congruent triangles?

• SSA
• ASA
• SAS
• SSS

Are the triangles congruent, if yes, why?

• SSS
• SAS
• ASA
• Not Congruent

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Find the value of x. 

• 16
• 19
• 20
• 18

Find the value of x. 

• 74
• 37
• 52
• 90

What would allow you to write this equation? 

• definition of complementary angles
• definition of supplementary angles
• Transitive Property
• Symmetric Property

∠1 and ∠3 can best be described as - 

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

If m∠1 = x + 5, m∠2 = 3(x + 4), and m∠4 = 3(x + 9) in the diagram, find m∠4. (hint: what is the relationship between <1, <2, and <4?)

• 15
• 42
• 57
• 123