Copy and complete the proof that if two lines intersect to form a linear pair of congruent
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Copy and complete the proof that if two lines intersect to form a linear pair of congruent angles, then the lines are perpendicular.
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GIVEN 1 and 22 are a linear pair. 21 = 22 PROVE ► g ¹ h STATEMENTS 1. 21 and 22 are a linear pair. 2. 1 and 2 are supplementary. 3. ? 4. Z1 = 22 5. m/1 m/2 6. mZ1 + m/1 = 180° 7. 2(m1)= 180° 8. m/190° 9. ? 10. g¹h REASONS g 2 1. Given 2.? 3. Definition of supplementary angles 4. Given 5. ? 6. Substitution Property of Equality 7. Combine like terms. 8.? 9. Definition of a right angle 10. ?
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Related Book For
Holt McDougal Larson Geometry
ISBN: 9780547315171
1st Edition
Authors: Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff
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