Proofs Basics Quiz

What is the justification (reason)?

• reflexive property

• definition of segment bisect

• definition of a midpoint

• substitution property

Tags

CCSS.HSG.CO.C.10

What is the reason?

• Definition of perpendicular lines

• Definition of angle

• All right angles are congruent

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.4

CCSS.HSG.SRT.B.5

What is the "reason" for step 4 of the proof?

• proof

• AAS
  ≅ Thrm

• ASA
  ≅ Thrm

• SAS
  ≅ Thrm

Tags

CCSS.HSG.SRT.B.5

What is the "reason" for step 4 of the proof?

• SAS
  ≅ theorem

• ASA
  ≅ theorem

• SSA
  ≅ theorem

• CPTCT
   theorem

Tags

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

Determine if the triangles are congruent, if "yes" state the theorem.

• yes, SAS

• not necessary congruent

• yes, ASA

• yes, AAS

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

What would be the correct "given" statements for this diagram?

• T is the midpoint of segment BG and
  ∡B≅∡G

• ∡B≅∡G and ∡A≅∡W

• T is the midpoint of segment BG and ∡A≅∡W

• T is the midpoint of segment AW and ∡A≅∡W

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.5

Congruent by

• SSS

• SAS

• ASA

• not necessary congruent

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

What does CPCTC stand for?

• Congruent parts of congruent triangles are congruent

• Corresponding parts of congruent triangles are congruent

• Corresponding parts of corresponding triangles are corresponding

• Corresponding parts of congruent triangles are Canadian.

Tags

CCSS.HSG.SRT.B.5

What congruency postulate proves the triangles congruency?

• SAS

• ASA

• SSS

• HL

Tags

CCSS.HSG.SRT.B.5