Answer:
1. Definition of parallelogram
Step-by-step explanation:
2. Angle Congruence Postulate
3. m<2 + m<3 =180
4. m<1 + m<3 =180
5. Definition of supplementary
1/3 + 3/4 + 4/6 +1/2 =
1/6 + 4/6 = 5/6
3/4 + 1/4 = 4/4
5/6 + 4/4 = 9/12
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