Triangle
label: 삼각형 @ko
label: Trójkąt @pl
label: Triángulo @es
label: Τρίγωνο @el
label: 三角形 @zh
label: Triantán @ga
label: مثلث @ar
label: Triângulo @pt
label: Hiruki @eu
label: Треугольник @ru
label: Triangel @sv
label: Driehoek (meetkunde) @nl
label: Triangulo @eo
label: Трикутник @uk
label: Trojúhelník @cs
label: Triangolo @it
label: Dreieck @de
label: Segitiga @in
name: Triangle
description: poligono formato da tre lati @it
description: geometrisk figur @da
description: figură geometrică @ro
description: irudi geometrikoa @eu
description: geometrijski lik s tri stranice, kuta i vrha @hr
description: basic three-sided shape of geometry
description: forma geométrica com 3 lados @pt
description: polígono de tres lados @gl
description: daugiakampis, turintis tris viršūnes @lt
description: အနားသုံးဖက်ရှိသောဗဟုဂံ @my
description: cruth bunúsach trí thaobh na céimseata @ga
description: polígon de tres costats @ca
description: figura geometryczna z trzema bokami @pl
description: геометрическая фигура @ru
description: geometriai alakzat @hu
description: mnogokotnik s tremi stranicami @sl
description: figùra geometrica @lij
description: geometrische Form @de
description: poligon dengan tiga ujung dan tiga simpul @in
description: polígonu de trés llaos @ast
description: polygon gyda thair ochr @cy
description: γεωμετρικό σχήμα με τρεις πλευρές @el
description: 有3條邊的多邊形 @zh
description: তিন বাহু দ্বারা সীমাবদ্ধ ক্ষেত্র @bn
description: một loại hình cơ bản trong hình học @vi
description: מצולע בעל שלוש צלעות @iw
description: شكل هندسي له 3 أضلاع @ar
description: ત્રણ બાજુવાળો આકાર @gu
description: شکل هندسی @fa
description: 3つの辺と頂点を持つ多角形 @ja
description: geometrische vorm (meetkunde) @nl
description: geometrický útvar @sk
description: geometrisk form @nn
description: figure géométrique à trois côtés @fr
description: 변이 3개인 다각형 @ko
description: geometrinen muoto @fi
description: flet set generate bi connectin three pynts @sco
description: geometrický útvar se třemi vrcholy a třemi stranami @cs
description: osnovni trostrani oblik u geometriji @bs
description: plurangulo de tri anguloj kaj tri lateroj @eo
description: üçgen düzlemde birbirine doğrusal olmayan üç noktayı birleştiren üç doğru parçasının birleşimi @tr
description: müstəvinin bir düz xətt üzərində olmayan 3 nöqtəsini cüt-cüt və ardıcıl şəkildə birləşdirən 3 düz xətt parçasından ibarət fiqur @az
description: เรขาคณิต @th
subject: Category:Triangles
align: center
area: [[#Area
area: various methods;
caption: The intersection of perpendicular bisectors is the circumcenter.
caption: The intersection of the medians known as the centroid
caption: The intersection of the altitudes is the orthocenter
caption: The intersection of the angle bisectors is the incenter
edges: 3
first: A.B.
footer: Hyperbolic triangle and spherical triangle
footer: The pedal triangle and Gergonne triangle
footer: The circumscribed circle tangent to a triangle and the Steiner circumellipse
footer: Nine-point circle demonstrates a symmetry where six points lie on the edge of the triangle. Euler's line is a straight line through the orthocenter , the center of the nine-point circle , centroid , and circumcenter .
id: Triangle&oldid=18404
image: Triangle trirectangle.png
image: Triangle.NinePointCircle.svg