interior angle

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noun Geometry.

an angle formed between parallel lines by a third line that intersects them.

an angle formed within a polygon by two adjacent sides.

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Origin of interior angle

First recorded in 1750–60

Words nearby interior angle

interim, Interim Standard Atmosphere, interinsurance, interionic, interior, interior angle, interior decoration, interior decorator, interior design, interior designer, interior drainage

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use interior angle in a sentence

The families feature a parameter that you can adjust infinitely many ways to make some interior angles smaller and others proportionally larger while maintaining the ability to tile space.
Undergraduates Hunt for Special Tetrahedra That Fit Together|Kevin Hartnett|February 9, 2021|Quanta Magazine
The interior video shows the gunman firing the shot through the window.
Shot Down During the NYPD Slowdown|Michael Daly|January 7, 2015|DAILY BEAST
One of its top officials is the current minister of the interior in Baghad.
What an Iranian Funeral Tells Us About the Wars in Iraq|IranWire|January 6, 2015|DAILY BEAST
My captain on the boat, Brazakka, he wanted me to do this Hemingway bit, with the white stubble, and he wanted the hero angle.
The Story Behind Lee Marvin’s Liberty Valance Smile|Robert Ward|January 3, 2015|DAILY BEAST

Justin gazed out from the dim interior as more than 300 police motorcycles from dozens of jurisdictions rumbled past.
Choking Back Tears, Thousands of Cops Honor Fallen Officer Ramos|Michael Daly|December 28, 2014|DAILY BEAST
Isaacs recently returned from the New Mexico desert after shooting interior scenes for a new TV mini-series called Dig.
After The Fall: Introducing The Anti-Villain|Rich Goldstein|December 21, 2014|DAILY BEAST
A reproduction of Mrs. Charmington herself decorated the interior of the omnibuses.
The Pit Town Coronet, Volume I (of 3)|Charles James Wills
In the centre of many of the rooms there played a small fountain; in others there were four, one in each angle.
Blackwood's Edinburgh Magazine, Volume 60, No. 372, October 1846|Various
The rest is done by cutting away two upper and four under-teeth, and substituting false ones at the desired angle.
Checkmate|Joseph Sheridan Le Fanu
I don't know much about the interior arrangements of Kullak's conservatory, because I only went to his own class.
Music-Study in Germany|Amy Fay
The contrast between the open street and the enclosed stuffiness of the dim and crowded interior was overwhelming.
Hilda Lessways|Arnold Bennett

British Dictionary definitions for interior angle

interior angle

noun

an angle of a polygon contained between two adjacent sides

any of the four angles made by a transversal that lie inside the region between the two intersected lines

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

Scientific definitions for interior angle

interior angle

[ ĭn-tîr′ē-ər ]

Any of the four angles formed inside two straight lines when these lines are intersected by a third straight line.

An angle formed by two adjacent sides of a polygon and included within the polygon. Compare exterior angle.