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Mathematics, 05.11.2019 18:31 leannamat2106

Given: lines a and b are parallel and line c is a transversal. prove: angle2 is supplementary to angle8 horizontal and parallel lines a and b are cut by transversal c. on line a where it intersects line c, 4 angles are created. labeled clockwise, from uppercase left, the angles are: 1, 2, 4, 3. on line b where it intersects line c, 4 angles are created. labeled clockwise, from uppercase left, the angles are: 5, 6, 8, 7. what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

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Given: lines a and b are parallel and line c is a transversal. prove: angle2 is supplementary to a...
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