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Triangles - Equilateral, Isosceles and Scalene - Math is Fun

www.mathsisfun.com/triangle.html

Equilateral, Isosceles and Scalene. There are three special names given to triangles that tell how many sides (or angles) are equal. There can be 3, 2 or no ...

Triangles - Fact Monster

www.factmonster.com/ipka/A0876325.html

Triangles. A triangle has three sides and is made of straight lines. A triangle may be classified by how many of its sides are of equal length. Or, it may be ...

Triangle Classification

www.cut-the-knot.org/triangle/Triangles.shtml

Triangle Classification: as regard the sides and the angles. Inclusive and exclusive definitions.

Classifying triangles | Triangle types | Triangles | Geometry | Khan ...

www.khanacademy.org/math/geometry-home/triangle-properties/geometry-classifying-triangles/v/scalene-isosceles-equilateral-acute-right-obtuse

What I want to do in this video is talk about the two main ways that triangles are categorized. The first way is based on whether or not the triangle has equal sides  ...

Triangle -- from Wolfram MathWorld

mathworld.wolfram.com/Triangle.html

A triangle is a 3-sided polygon sometimes (but not very commonly) called the trigon. Every triangle has three sides and three angles, some of which may be the  ...

Definition of a Triangle

www.geom.uiuc.edu/~wanous/definitionofatriangle.html

Examples of Triangles. A triangle is a special kind of shape. What do you think makes a shape a triangle? Be sure to think about this question before going on ...

Triangle definition and properties - Math Open Reference

www.mathopenref.com/triangle.html

Altitude, The altitude of a triangle is the perpendicular from the base to the opposite vertex. (The base may need to be extended). Since there are three possible ...

Triangle Types and Classifications: Isosceles, Equilateral, Obtuse ...

www.mathwarehouse.com/geometry/triangles/triangle-types.php

How Triangles are classifed as well as defining traits of each type of type.

Types of Triangles - BrainPOP

www.brainpop.com/math/geometryandmeasurement/typesoftriangles/

In this educational animated movie about Math learn about equilateral, isosceles, scalene, acute, obtuse, right, and the hypotenuse.

Triangle Splat - Geometry: Math Games - Sheppard Software

www.sheppardsoftware.com/mathgames/geometry/shapeshoot/triangles_shoot.htm

Learn about triangles the fun way in this Triangle Shoot Geometry Math Game.