Two angles whose sum is 180 degrees are called supplementary angles. When two angles are supplementary, it means that the sum of their measures equals 180 degrees. This relationship is often used in geometry to solve for unknown angles or to identify complementary angles.
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supplementary angles
They are called linear pair, because their farthest sides lie on the same line.Any two angles that add to 180 degrees are called supplementary angles.
Angles that add to 180 degrees are called supplementary angles, while angles that add to 90 degrees are called complentary angles.
supplementary angles, are 2 angles whose sum is 180 degrees