Proving Angle Congruence Using Angle Postulates

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

Tags

CCSS.7.G.B.5

• True

• False

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

Tags

CCSS.7.G.B.5

What is reason 1?

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Tags

CCSS.HSG.SRT.B.5

What Reason is correct to fill in Reason 5 ?

• Congruent Complements Theorem

• Congruent Supplements Theorem

• Definition of Complementary

• Definition of Congruence

Tags

CCSS.7.G.B.5

What is Reason #3 and #4?

• Definition of a Linear Pair

• Definition of Congruent Angles

• Segment Addition Postulate

• Definition of a Right Angle

Tags

CCSS.7.G.B.5

What is reason 7?

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Tags

CCSS.HSG.SRT.B.5

What is the reasoning?

• Symmetric Property

• Angle addition postulate

• Reflexive Property

• Transitive Property

Which fills in Reason 5 ?

• Linear Pair Theorem

• Vertical Angle Theorem

• Definition of Angle Bisector

• Symmetric Property of Congruence

Tags

CCSS.7.G.B.5

What is reason 5?

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Tags

CCSS.HSG.SRT.B.5