supplementary angles
"Supplementary angles" are pairs of angles whose measures total 180 degrees, often forming a straight line.
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Definition
B2Geometry
(academic, technical)Two angles that together measure 180 degrees.
Example
- In a triangle, the interior angles at a point where two sides meet are supplementary angles.
Similar
Terms that have similar or relatively close meanings to "supplementary angles":
complementary anglesalternate anglesangle shootingplane anglevertical angleright angleangle quoteangle forangle shot