Question: 3. If two angles are supplementary to the same angle, then these angles are congruent. Given: Prove: Z-1 is supplementary to 2 23 is

3. If two angles are supplementary to the same angle, then these

3. If two angles are supplementary to the same angle, then these angles are congruent. Given: Prove: Z-1 is supplementary to 2 23 is supplementary to 2 2123 (HINT: See Exercise 27 for help.) 2 3

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