Proving SSS and SAS

The triangles are similar by...

• SAS

• AA

• ASA

• SSS

Find the value of x that makes $\Delta PQR\sim\Delta JKL$

• 6

• 9

• 13.5

• 14

Are the two triangles similar?

• Yes, by SSS

• Yes, by SAS

• No

• Cannot be determined

Are the triangles similar?

• Yes, by SSS

• Yes, by SAS

• No, they are not similar

• Cannot be determined.

Which triangle congruence theorem proves the two triangles congruent?

• SSS

• SAS

• not possible

ΔXYZ  ≅ Δ ____

• CAB

• BAC

• ABC

These triangles are congruent. If ∠E is 45^o and ∠B is 55^o what is the measure of ∠C?

• 45^o

• 55^o

• 80^o

• 100^o

Including the Reflexive Property, which theorem proves the triangles are congruent.

• ASA

• SSS

• SAS

• AAS

∠A ≅∠?

• ∠B

• ∠E

• ∠D

• ∠F

What is the measure of angle A in the triangle?

• 116*

• 25*

• 62*

• 54*