Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun plural Two angles whose sum is 90°.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geometry A pair of
angles that sum to aright angle .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun two angles whose sum is a right angle
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Complementary in the sense of completing, i.e. they form a complete right angle.
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Examples
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