There are three ways to name an angle--by its vertex, by the three points of the angle (the middle point must be the vertex), or by a letter or number written within the opening of the angle. This video demonstrates each method for naming an angle.

These resources are part of KET's Measurement and Geometry collection.

This video segment originally appeared in KET’s GED Connection series.

This video is available in both English and Spanish audio, along with corresponding closed captions.