Proofs Review

Rigid Motions preserve ...

• size and shape
• size and location
• shape and location
• shape and direction

What is the justification (reason)?

• Reflexive Property
• Symmetric Property
• Transitive Property
• Substitution

What is the justification (reason)?

• reflexive property
• definition of segment bisect
• definition of a midpoint
• substitution property

Which of the following is NOT a triangle congruence criteria?

• SAS
• AAS
• SSA
• ASA

When using hypotenuse leg (HL) in a proof, you must first state ...

• CPCTC.
• there are right triangles.
• that vertical angles are congruent.
• the reflexive property.

What triangle congruence criteria is shown in the given diagram?

• AAS
• ASA
• SSA
• SAS

What triangle congruence criteria is shown in the given diagram?

• SSS
• SAS
• ASA
• AAS

What triangle congruence criteria is shown in the given diagram?

• ASA
• AAS
• SSA
• HL

A triangle with two congruent sides and two congruent angles (base angles) is called ...

• scalene
• equilateral
• isosceles
• obtuse

What is the missing piece of information required to prove these triangles congruent?

• QY ≅ QY
• NY ≅ PY
• ∠N ≅ ∠P
• QY is the perpendicular bisector