Mathematics, 29.12.2019 06:31 cassidyschmuzler
Match the reasons with the statements in the proof to prove that lines l and m are parallel, given that m2 = 122° and m3 = 58° given: m2 = 122° and m3 = 58° prove: l || m 1. m2 = 122° andm3 = 58° subtraction property of equality 2. 3 and 5 are supplementary angles second substitution 3. m3 + m5 = 180° given 4. 58° + m5 = 180° exterior sides in opposite rays 5. m5 = 122° if corresponding angles are equal, then lines are parallel. 6. m2 = m5 definition of supplementary angles 7. l || m first substitution
Answers: 3
and m
Exterior sides in opposite rays - 
and 
supplementary anglesDefinition of supplementary angle - 
Substitution - 
subtraction property - 
- Substitution l║m - if corresponding angles are equal, then lines are parallel.Another question on Mathematics
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Match the reasons with the statements in the proof to prove that lines l and m are parallel, given t...
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