obtuse triangle

obtuse′ tri′angle

n. a triangle with one obtuse angle.

Thesaurus

Noun

obtuse triangle - a triangle that contains an obtuse interior angleobtuse-angled triangletriangle, trigon, trilateral - a three-sided polygon

[äb′tüs ′trī‚aŋ·gəl] (mathematics) A triangle having one obtuse angle.

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