Writing Geometric Proofs

What additional information is required to prove the two triangles are congruent by SAS?

• A)
• B)
• C)
• D)

Tags

CCSS.HSG.SRT.B.5

What additional information is required to prove the two triangles are congruent by HL?

• A)
• B)
• C)
• D)

Tags

CCSS.HSG.SRT.B.5

What additional information is required to prove the two triangles are congruent by SSS?

• A)
• B)
• C)
• D)

Tags

CCSS.HSG.SRT.B.5

What additional information is required for the two triangles to be congruent by SSS?

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.B.5

What does CPCTC stand for?

• Corresponding Parts of Congruent Triangles are Congruent
• Congruent Parts of Congruent Triangles are Corresponding
• Corresponding Parts of Canadian Triangles are Cool
• Congruent Parts of Corresponding Parts are Corresponding

Tags

CCSS.HSG.SRT.B.5

M is the mid point of AB. Name the postulate, if possible, that makes the triangles congruent.

• HL
• ASA
• AAS
• Not enough information

Tags

CCSS.HSG.SRT.B.5

Fill in the missing pieces of the proof.

• 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

You should use CPCTC ______

• before you prove triangles congruent
• to prove two triangles congruent
• after proving triangles congruent to get the corresponding parts congruent
• never use CPCTC it is not a thing

Tags

CCSS.HSG.SRT.B.5

What will the last "reason" of this proof be?

• Definition of Midpoint
• Definition of Angle Bisector
• CPCTC
• Reflexive

Tags

CCSS.HSG.CO.C.9

When proving these triangles similar, what would you write in for the missing reason?

• Math
• Corresponding sides are proportional
• Corresponding sides are congruent
• SSS similarity postulate

Tags

CCSS.HSG.SRT.B.5