Proving Triangles Congruent with Missing Side Lengths

Fill in the missing proofs.

• Transitive Property, SAS(Side-Angle-Side)

• Reflexive Property, SAS(Side-Angle-Side)

• Reflexive Property, Vertical Angles Thm.

• Transitive Property, SSS(Side-Side-Side)

Tags

CCSS.HSG.SRT.B.5

Determine if the two triangles are congruent. If they are congruent, choose the best method for proving congruence.

• ASA

• Not Congruent

• SSS

• SAS

Tags

CCSS.HSG.SRT.B.5

Complete the triangle proof.

• Definition of angle bisector, Reflexive Property of ≅

• Definition of Congruence, Reflexive Property of ≅

• Definition of Angle Bisector, Symmetric Property of ≅

• Definition of Congruence, Symmetric Property of ≅

Tags

CCSS.HSG.SRT.B.5

What is the length of segment PC?

• 13cm

• 21cm

• 29cm

• 15m

Tags

CCSS.HSG.CO.B.7

Find the missing length. The triangles in each pair are similar.

• A

• B

• C

• D

Tags

CCSS.HSG.SRT.A.2

• 
• 
• 

Tags

CCSS.HSG.CO.B.7

Complete the proof. Choose a reason #4

• Definition of Congruent Figures

• Definition of Triangles

• Transitive Property

• Definition of Congruent Angles

Tags

CCSS.HSG.CO.B.7

Find the missing length indicated.

• 30

• 25

• 45

• 50

Tags

CCSS.HSG.CO.C.9