Which is the definition of a ray?
Which is the definition of a line segment?
Circle X is shown. Points W, Y, and Z are on the circle. Lines are drawn through each point on the circle.

Which undefined term is used to define an angle?
Which is a property of an angle?
Which undefined term can contain parallel lines?
Which pair of undefined terms is used to define the term parallel lines?
Which pair of undefined terms is used to define a ray?
The definition of a circle uses the undefined term _______.
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