SOLUTION: What is a supplementary?

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Question 7123: What is a supplementary?
Answer by Earlsdon(6294) About Me  (Show Source):
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Two angles are said to be "supplementary" when their sum is 180 degrees.
Example: If angle A = 65 degrees and angle B = 115 degrees, then angles A and B are supplementary angles because their sum is 180 degrees.