Angle Proofs Lesson

Labelling

Fill the Proof

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Congruent Complements Theorem

Complement Theorem

Given

Definition of Complementary Angles

Given (2)

Labelling

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Transitive Property

Def. Of Angle Bisector

Given (2)

Given

Def. of Angle Bisector (2)

Labelling

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Angle Addition Postulate (2)

Def. of Congruence

Given

Transitive

Substitution

Angle Addition Postulate

Def. of Congruence (2)

Labelling

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Given

Def. of Congruence (2)

Def. of Congruence

Subtraction

Transitive Property

Substitution

Def. of Complementary Angles

Vertical Angles Theorem

Given (2)

Def. of Complementary Angles (2)