One Step Geometry Proofs

In the given proof, what is the reason for step 1?

• Angles that form a linear pair are supplementary.

• Angles of Equal Measure are Congruent

• Reflexive Property of Congruence

• Definition of a Perpendicular Bisector

Tags

CCSS.HSG.SRT.B.5

Given: ∠1 and ∠3 are vertical angles. What should you conclude by the vertical angles theorem?

•  $\angle1$  and $\angle3$  are right angles.

Tags

CCSS.7.G.B.5

In the given proof, what is the statement for step 2?

Tags

CCSS.8.G.A.5

In the given proof, what is the statement for step 2?

Tags

CCSS.HSG.CO.C.9

In the given proof, what are the reasons for steps 1 and 3?

• Alternate Exterior Angle are Congruent

• Reflexive Property of Congruence

• Angles that form a linear pair are supplementary.

• Alternate Interior Angles are Congruent.

Tags

CCSS.HSG.CO.C.11

In the given proof, what is the reason for step 2?

• Alternate Exterior Angle are Congruent

• Reflexive Property of Congruence

• Angles that form a linear pair are supplementary.

• Alternate Interior Angles are Congruent.

Tags

CCSS.HSG.SRT.B.5

Why are these 2 triangles congruent, based on your proof?

• ASA

• SAS

• SSS

• Hypotenuse Leg Thm

Tags

CCSS.HSG.SRT.B.5

Since segment BD is part of both triangles, it is congruent to itself, what do we call this?

• Substitution

• Commutative

• Reflexive

• CPCTC

Tags

CCSS.HSG.SRT.B.5

Why are these 2 triangles congruent according to your proof?

• ASA

• SAS

• SSS

• Cannot be determined

Tags

CCSS.HSG.SRT.B.5

By what reasoning are the two triangles congruent?

• SSS

• SAS

• ASA

• The triangles are not congruent.

Tags

CCSS.HSG.SRT.B.5