Given: Parallelogram ABCD STATEMENTS REASONS Prove: 1. Parallelogram 1. Given ABCD Proof: 2. 2. STATEMENTS REASONS 3. 3. 1. Parallelogram 4. 4. 1. Given ABCD 5. 5. 2. 2. 3. 3. What is the reason that the statement in 4. 4. Step 4 is true? 5. 5. side-angle-side angle-side-angle Opposite sides of a parallelogram are What reason makes the statement in congruent. Step 4 true? Corresponding angles of congruent Side-angle-side congruence theorem. triangles are congruent. congruence theorem. Opposite sides of a parallelogram are congruent. Corresponding parts of congruent triangles are congruent. (25-9) The statements for a proof are given below.
STATEMENTS REASONS 1. Parallelogram ABCD 1. Given 2. 2. 3. 3. 4. 4. 5. 5. What is the reason that the statement in Step 4 is true? side-angle-side angle-side-angle Opposite sides of a parallelogram are congruent. Corresponding angles of congruent triangles are congruent. (25-9) The statements for a proof are given below. Given: Parallelogram ABCD Prove: Proof: STATEMENTS REASONS 1. Parallelogram ABCD 1. Given 2. 2. 3. 3. 4. 4. 5. 5. What reason makes the statement in Step 4 true? Side-angle-side congruence theorem. congruence theorem. Opposite sides of a parallelogram are congruent. Corresponding parts of congruent triangles are congruent.
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