Illustration of interior angle
- agh bgh ghd ghc interior angle sense 2
interior angle
noun
1
: the inner of the two angles formed where two sides of a polygon come together
2
: any of the four angles formed in the area between a pair of parallel lines when a third line cuts them
Examples of interior angle in a Sentence
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This is a recursive relationship: The interior angle sum for an n-gon is 180 degrees more than the interior angle sum for an (n − 1)-gon.
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Patrick Honner, Quanta Magazine, 22 Mar. 2024
With each interior angle measuring 108 degrees, three pentagons leave a gap and four begin to overlap.
—Marisa Sloan, Discover Magazine, 21 July 2021
The result: a round-rimmed pint with an interior angle designed to give your pour the perfect head and aroma every time.
—Joe Jackson, Outside Online, 28 Jan. 2015
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Patrick Honner, Quanta Magazine, 22 Mar. 2024
With each interior angle measuring 108 degrees, three pentagons leave a gap and four begin to overlap.
—Marisa Sloan, Discover Magazine, 21 July 2021
The result: a round-rimmed pint with an interior angle designed to give your pour the perfect head and aroma every time.
—Joe Jackson, Outside Online, 28 Jan. 2015
Cite this Entry
“Interior angle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interior%20angle. Accessed 3 Nov. 2025.
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