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Obtuse Triangle -- from Wolfram MathWorld
An obtuse triangle is a triangle in which one of the angles is an obtuse angle. (Obviously, only a single angle in a triangle can be obtuse or it wouldn't be a triangle.)
Definition of Obtuse Triangle - Math Is Fun
Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.
Triangles - Equilateral, Isosceles and Scalene
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 equal ...
Which set of numbers can represent the side lengths, in ...
Which set of numbers can represent the side lengths, in millimeters, of an obtuse triangle? 8, 10, 14 9, 12, 15 10, 14, 17 12, 15, 19 - 2952860
Triangle Types and Classifications: Isosceles, Equilateral ...
How Triangles are classifed as well as defining traits of each type of type.
Triangle Circumcenter definition - Math Open Reference
Definition and properties of the circumcenter of a triangle
Cool math .com - Types of Triangles
Definitions and formulas for triangles including right triangles, equilateral triangles, isosceles triangles, scalene triangles, obtuse triangles and acute triangles
Triangle - Wikipedia
A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted . In Euclidean ...
Scalene Triangle -- from Wolfram MathWorld
A scalene triangle is a triangle that has three unequal sides, such as those illustrated above.
Obtuse | Define Obtuse at Dictionary.com
Obtuse definition, not quick or alert in perception, feeling, or intellect; not sensitive or observant; dull. See more.