5 Special Lines in a Triangle. Altitude, median, and the three…, by Albers Uzila, Geoclid

In this article and many more to come, we will discuss some unique properties of triangles. Given an arbitrary triangle, define the following: Since a triangle has three sides and vertices, it also…

Altitude of a Triangle - Definition, Formulas, Properties, Examples

Introducing: The Theorem Grid. Theorems on Geoclid So Far, by Albers Uzila, Geoclid

But Why is the Total Internal Angle of a Triangle 180°?, by Albers Uzila, Geoclid

5 Special Lines in a Triangle. Altitude, median, and the three…, by Albers Uzila, Geoclid

2010 Indonesia National Olympiad Problem 2, by Albers Uzila, Geoclid

5-3 Medians and Altitudes of Triangles

5 Special Lines in a Triangle. Altitude, median, and the three…, by Albers Uzila, Geoclid

Medians and Altitudes in Triangles

How to calculate the inner angles of a triangle where the median

Geometry 5-3: Medians and Altitudes

Can the altitude and median of a triangle be the same? - Quora