It may be useful to refer to M1 properties of angles; M1 properties of 2D shapes and M5 Polygons if necessary. The sum of the angles inside any polygon can be found by spitting the polygon into ...

Interior angles in a triangle add up to 180 ... The techniques used are useful for solving all kinds of other geometry problems too. There are two rules to remember. First, when a diagonal ...

Have you ever felt like the stars are speaking in symbols? That the universe whispers through patterns, numbers, and shapes?

Dr. Jeffrey Angles is a professor and advisor of Japanese in the Department of World Languages and Literatures at Western Michigan University. Angles' lifelong interest in Japan and Japanese ...