Triangle Interior -- from Wolfram MathWorld

The interior of the triangle is the set of all points inside a triangle, i.e., the set of all points in the convex hull of the triangle

Triangle center - Wikipedia

Full article: On a New Property of the Steiner Inellipse

Triangle Centroid -- from Wolfram MathWorld

Triangle - Wikiwand

Computing Exact Closed-Form Distance Distributions in Arbitrarily Shaped Polygons with Arbitrary Reference Point « The Mathematica Journal

Andy Hunt - Content and Systems Developer - Wolfram Research, Inc

Fractal Dimensions: What are they? How can they be used for Feature Extraction?, by Utkarsh Lal

Triangle, mathematics

sec4_2_problem_11a.jpg

Triangle - Alchetron, The Free Social Encyclopedia