Complete the two-column proof by providing the missing statements or reasons. Given: ABCD is rhombus Prove: ∠1 ≅ ∠2 Statement Reason 1. 1. Given 2. AD = BC = CD = BA 2. 3. DO = OB; AO=OC 3. Diagonals of a parallelogram bisect each other. 4. △DOA ≅ △BOA 4. 5. ∠1 ≅ ∠2 5.
