'Angles congruence' diaporamas de présentation

EXAMPLE 1

REASONS. STATEMENT. EXAMPLE 1. Use right angle congruence. Theorem: Right Angle Congruence Theorem All right angles are congruent Given: <1 and <2 are right angles Prove: <1 is congruent to <2. AB BC , DC BC. GIVEN:. B C. PROVE:. REASONS. STATEMENT. 1. 1. AB BC , DC BC. Given.

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Lesson 2.7 , For use with pages 124-131

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EXAMPLE 1

AB BC , DC BC. GIVEN:. B C. PROVE:. REASONS. STATEMENT. 1. 1. AB BC , DC BC. Given. 2. 2. Definition of perpendicular lines. B and C are right angles. 3. B C. 3. Right Angles Congruence Theorem. EXAMPLE 1. Use right angle congruence. Write a proof.

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Reviewing the Segment Addition Postulate

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