Several types of triangles exist, including scalene, isosceles, equilateral, right, obtuse and acute. Triangles are categorized according to their sides, angles or a combination of both. More »

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The main kinds of triangles are: equilateral, isosceles, scalene, acute, right and obtuse. These names can be combined to further describe the type of triangle. More »

In geometry, the triangle is a polygon that has three sides. There can be different types of triangles, but the sum of the three angles in this polygon is equal to 180 degrees. In the context of religion, alchemy and occ... More »

www.reference.com Math Geometry Shapes

An isosceles triangle is a specific type of triangle where only two of the side lengths and two of the internal angles are equal. There are also other types of triangles like equilateral triangles and scalene triangles. More »

The main kinds of triangles are: equilateral, isosceles, scalene, acute, right and obtuse. These names can be combined to further describe the type of triangle. More »

An isosceles trapezoid contains a single line of symmetry. A trapezoid is referred to as an isosceles trapezoid when its two non-parallel edges are equal in length. More »

The perimeter of a triangle is the sum of all the sides of the triangle, and you determine the perimeter of any triangle by adding the lengths of all three sides. Since an isosceles triangle has two sides of equal length... More »