Question: Developing Proof Supply the missing reasons in the two-column proof. Given: a || b, c || d Prove: 123 C Ad a 2 4

Developing Proof Supply the missing reasons in the two-column proof. Given: a || b, c || d Prove: 123 C Ad a 2 4 3 b Statements Reasons 1) ab 1) Given 2) 23 and 22 are supplementary. 2) a. ? 3) c || d 3) Given 4) 1 and 2 are supplementary. 4) b. ? 5) Z123 5) c. ?
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