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Definitions

Angle

A geometric figure consisting of the union of two rays that share a common endpoint (vertex)

Supplementary definitions

Angle
In geometry and trigonometry, an angle (in full, plane angle) is the figure formed by two rays sharing a common endpoint, called the vertex of the angle (Sidorov 2001). This extract is licensed under the Creative Commons Attribution-ShareAlike license. It uses material from the article "Angle", retrieved 5 Jan 2009.