Proofs, Postulates, Theorems

Complete the conclusion by filling in missing information.

Use one of the theorems, postulates, or definitions to fill in the REASON.

a

b

Supplementary

Transitive Property

Definition of Supplementary

Definition of Angle Bisector

Complementary

Substitution Postulate

Angle Addition Postulate

Tags

CCSS.7.G.B.5

Complete the conclusion by filling in missing information.

Use one of the theorems, postulates, or definitions to fill in the REASON.

a

d

Definition of Linear Pair

+

Angle Addition Postulate

Definition of Supplementary

Definition of Congruent

Right Angles Theorem

Definition of Angle Bisector

Tags

CCSS.4.MD.C.7

Complete the conclusion by filling in missing information. Use one of the theorems, postulates, or definitions to fill in the REASON.

a

b

j

Definition of Angle Bisector

Complementary Pair

Right Angles Theorem

Definition of Congruent

Right Angle

Angle Addition Postulate

Linear Pair

Definition of Linear Pair

Tags

CCSS.7.G.B.5

Complete the conclusion by filling in missing information.

Use one of the theorems, postulates, or definitions to fill in the REASON.

a

b

Vertical Angles Theorem

Complementary

Linear Pair Postulate

Definition of Angle Bisector

Supplementary

Right Angle Theorem

Definition of Congruent

Tags

CCSS.7.G.B.5

Complete the conclusion by filling in missing information.

Use one of the theorems, postulates, or definitions to fill in the REASON.

a

b

Definition of Congruent

Definition of Angle Bisector

Angle Addition Postulate

Transitive Property

Definition of Complementary

Angle Bisector

Tags

CCSS.7.G.B.5

Complete the conclusion by filling in missing information.

Use one of the theorems, postulates, or definitions to fill in the REASON.

a

b

Symmetric Properety

Vertical Angle Theorem

Complementary

Definition of Complementary

Supplementary

Angle Addition Postulate

Transitive Property

Substitution Postulate

Tags

CCSS.7.G.B.5

Complete the conclusion by filling in missing information. Use one of the theorems, postulates, or definitions for the REASON.

a

b

c

Angle Addition Postulate

Vertical Angles Theorem

Definition of Angle Bisector

Substitution Postulate

Definition of Linear Pair

Definition of Congruent

Tags

CCSS.7.G.B.5

Name the property of equality or congruence that justifies going from the first statement to the second statement.

• Reflexive Property of Equality

• Symmetric Property of Equality

• Symmetric Property of Congruence

• Reflexive Property of Congruence

Tags

CCSS.HSG.SRT.B.5

Name the property of equality or congruence that justifies going from the first statement to the second statement.

• Reflexive Property of Congruence

• Symmetric Property of Congruence

• Distributive Property

• Transitive Property of Congruence

Tags

CCSS.HSG.SRT.B.5

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

• undefined andundefined are right angles.

Tags

CCSS.7.G.B.5