$\"\"$

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Given: $\"\"$

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Prove: $\"\"$

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Proof:

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$\"\"$ Statements Reasons

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a. $\"\"$ a. Given.

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b. $\"\"$ b.Opposite angles of $\"\"$ are congruent

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c. $\"\"$ c. Opposite angles of $\"\"$ are congruent

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d. $\"\"$ d.Transitive Property