Triangles are those handy‐dandy three‐sided polygons with which mathematicians have done so much work, particularly the right triangle.
The most important thing to remember about all triangles is that the sum of their interior angles is 180°. Again, the sum of the interior angles of any triangle is 180°. Once more, the sum of the interior angles of any triangle is 180°!
Shelby Joe 周 is the Founder of Piqosity. He has more than 20 years of experience in education as an entrepreneur, professor, and tutor. Shelby earned his BA in Political Science from Rice University. Born and raised in Mississippi, he now resides in Houston but has also lived in Beijing, Shanghai, and Hamburg.