8. A. 128 degrees
since they are vertical angles or opposite angles. Vertical angles are always the same or congruent.
9. 57 degrees
You subtract 128 to 180 so the answer is 57 degrees.
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Answers & Comments
8. A. 128 degrees
since they are vertical angles or opposite angles. Vertical angles are always the same or congruent.
9. 57 degrees
You subtract 128 to 180 so the answer is 57 degrees.