right-angled triangle

right-angled triangle

n

(Mathematics) a triangle one angle of which is a right angle. US and Canadian name: right triangle

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Thesaurus

Noun

1.

right-angled triangle - a triangle with one right angle   right triangle triangle, trigon, trilateral - a three-sided polygon hypotenuse - the side of a right triangle opposite the right angle

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