Intro to Proofs

Which of the following theorems would verify that ∠COB & ∠AOD are congruent?

• Straight Angle Theorem

• Congruent Angle Theorem

• Vertical Angles Theorem

• Linear Pair Theorem

Tags

CCSS.7.G.B.5

• They are supplementary by same side interior angles postulate.

• They are supplementary by same side interior angles converse.

• They are congruent by corresponding angles converse.

• They are congruent by corresponding angles theorem.

Tags

CCSS.8.G.A.5

• Transitive Property

• Addition Property

• Segment Addition Postulate

• Substitution Property

• Definition of Congruence

• Definition of Midpoint

• Midpoint Congruence Theorem

• Symmetric Property of Congruence

Tags

CCSS.HSG.SRT.B.5

• Supplement Theorem

• Definition of Supplementary Angles

• Congruent Supplements Theorem

• Definition of Congruence

Tags

CCSS.7.G.B.5

• Congruent Supplements Theorem

• Supplements Theorem

• Definition of Supplementary Angles

• Transitive Property of Congruence

Tags

CCSS.HSG.SRT.B.5

• Definition of Right Angle

• Complement Theorem

• Definition of Perpendicular Lines

• Definition of Complementary Angles

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

• Definition of Complementary Angles

• Angle Addition Postulate

• Congruent Complements Theorem

• Complement Theorem

Tags

CCSS.7.G.B.5

• Complement Theorem

• Definition of Right Angle

• Right Angle Theorem

• Definition of Perpendicular Lines

Tags

CCSS.4.G.A.1

• Symmetric Property of Congruence

• Definition of Congruence

• Angle Addition Postulate

• Definition of Angle Bisector

Tags

CCSS.HSG.SRT.B.5