Unit 5 - HW 3 - Proofs

What does CPCTC stand for?

• Corresponding Parts of Congruent Triangles are Congruent
• Congruent Parts of Congruent Triangles are Corresponding
• Colorful Pieces of Corresponding Triangles are Congruent
• Congruent Pieces of Congruent Triangles are Congruent

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

What is the "statement" for step 2 of the proof?

• AD=AD
• AD=DA
• HD=DN
• HA = AN

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.B.5

What is the "statement" for step 3 of the proof?

• HT=TA
• HA=AH
• MA=AM
• MA=MH

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.B.5

What is always the 1st statement in reason column of a proof?

• Prove
• Given
• Reason
• Statement

What is the "statement" for step 3 of the proof? 

• ∡EDA≅∡DCB
• ∡AED≅∡BEC
• DE=CE
• ∡AED≅∡CED

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.CO.C.10

CCSS.HSG.CO.C.9

CCSS.HSG.SRT.B.5

What is statement #1?

• BC≅DC
• AC≅EC
• BC≅DC, AC≅EC
• ∆BCA≅∆DCE

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

What is reason #4?

• Reflexive Property
• Definition of Midpoint
• Vertical angles are congruent.
• Given

Tags

CCSS.HSG.CO.C.11

CCSS.HSG.CO.C.9