follow Dictionary.com

Stories We Like: A Guide to the Comma

complementary angle

noun, Mathematics
1.
either of two angles that added together produce an angle of 90°.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for complementary angle

complementary angle

noun
1.
either of two angles whose sum is 90° Compare supplementary angle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for complementary angle

Few English speakers likely know this word

Word Value for complementary

24
29
Scrabble Words With Friends