Mathematics, 22.04.2020 19:53 mathisawsome123

Given:2  4 and 2 and 3 are supplementary Prove: 1  3 Statement Reason 1. 2  4 1. Given 2. m2 = m4 2. Angle congruence postulate 3. 2 and 3 are supplementary 3. Given 4. m2 + m3 = 180 4. Definition of supplementary angles 5. 1 and 4 are supplementary 5. 6. m1 + m4 = 180 6. Definition of supplementary angles 7. m1 + m4 = m2 + m3 7. 8. m1 + m4 = m4 + m3 8. 9. m1 = m3 9. 10. 1  3 10.

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