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Mathematics 20 Online
OpenStudy (anonymous):

Which undefined term is needed to define an angle? Plane Point Ray Line

OpenStudy (anonymous):

An angle is made up of two rays that intersect a point.|dw:1339529639343:dw|

OpenStudy (anonymous):

Undefined, you need a line to define an angle (if you're looking for undefined terms). This is because, if you think about it, a ray is part of a line.

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