triangle congruence: HL and other proofs

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.B.5

State if the two triangles are congruent.  If they are, state how you know.

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.B.5

State if the two triangles are congruent.  If they are, state how you know.

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.B.5

What are the five ways to prove triangles congruent?

• SSS, ASA, AAS, SAS, HL
• SSS, SSA, HL, AAS, SAS
• SAS, SSA, HL, AAS, SSS
• HL, SAS, SSA, SSS, ASA

Tags

CCSS.HSG.SRT.B.5

Fill in the blank.

• Given
• Reflexive Property
• Transitive Property
• They're the same side!!!!!! 

Tags

CCSS.HSG.SRT.B.5

What is the reason?

• Definition of Angle
• Definition of Congruence
• Definition of bisects
• Definition of midpoint

Tags

CCSS.HSG.CO.C.9

∠A ≅∠?

• ∠B
• ∠E
• ∠D
• ∠F

Tags

CCSS.HSG.CO.B.7

The two triangles are congruent. Find the value of c.

(Diagrams are not to scale.)

• 4

• 5

• 3

• 38

Tags

CCSS.HSG.CO.B.7

△BAC ≅ △QPR. If ∠B = 2x and ∠Q = 10, find the value of x.

• 2

• 4

• 5

• -5

Tags

CCSS.HSG.CO.B.7

Are these triangles congruent?

• Yes, by SSS
• Yes, by SAS
• Yes, by AAS
• Yes, by HL

Tags

CCSS.HSG.SRT.B.5