# acute triangle

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**acute triangle**— noun a triangle whose interior angles are all acute • Syn: ↑acute angled triangle • Hypernyms: ↑triangle, ↑trigon, ↑trilateral … Useful english dictionary**Triangle**— This article is about the basic geometric shape. For other uses, see Triangle (disambiguation). Isosceles and Acute Triangle redirect here. For the trapezoid, see Isosceles trapezoid. For The Welcome to Paradox episode, see List of Welcome to… … Wikipedia**acute-angled triangle**— noun a triangle whose interior angles are all acute • Syn: ↑acute triangle • Hypernyms: ↑triangle, ↑trigon, ↑trilateral … Useful english dictionary**Triangle (disambiguation)**— A triangle is a geometric shape that has three straight sides. Triangle can also refer to: Mathematics * Spherical triangle * Sierpinski triangle * Pascal s triangle * Triangle wave * Triangle inequality Objects * Triangle (instrument), a musical … Wikipedia**acute**— adjective (acuter; acutest) Etymology: Middle English, from Latin acutus, past participle of acuere to sharpen, from acus needle; akin to Latin acer sharp more at edge Date: 14th century 1. a. (1) characterized by sh … New Collegiate Dictionary**triangle**— Huinakolu. Right angle triangle, huinakolu kūpono. Obtuse triangle, huinakolu peleleu. Irregular triangle, huinakolu ao ao like ole. Isosceles triangle, huinakolu elua ao ao like. Acute triangle, huinakolu oi. … … English-Hawaiian dictionary**acute-angled triangle**— noun An acute triangle … Wiktionary**Triangle**— Tri an gle, n. [L. triangulum, fr. triangulus triangular; tri (see {Tri }) + angulus angle: cf. F. triangle. See {Angle} a corner.] 1. (Geom.) A figure bounded by three lines, and containing three angles. [1913 Webster] Note: A triangle is either … The Collaborative International Dictionary of English**Triangle spider**— Triangle Tri an gle, n. [L. triangulum, fr. triangulus triangular; tri (see {Tri }) + angulus angle: cf. F. triangle. See {Angle} a corner.] 1. (Geom.) A figure bounded by three lines, and containing three angles. [1913 Webster] Note: A triangle… … The Collaborative International Dictionary of English**Acute-angled**— A*cute an gled ( [a^][ng] g ld), a. Having acute angles; as, an acute angled triangle, a triangle with every one of its angles less than a right angle. [1913 Webster] … The Collaborative International Dictionary of English