Vocabulary Segment Addition

• Obtuse Angle

• Vertical Angle

• Acute Angle

• Straight Angle

• Right Angle

Two lines in the same plane that do not intersect are called

• Intersecting Lines

• Supplementary Angles

• Complimentary Angles

• Perpendicular Lines

• Parallel Lines

• Acute Angle

• Vertical Angle

• Obtuse Angle

• Straight Angle

• Right Angle

Two lines that cross are called

Two lines that intersect to form right angles are called

• Parallel Lines

• Vertical Angles

• Perpendicular Lines

• Straight Angle

• A Ray

A part of a line having only one endpoint is called a

A flat surface that extends endlessly in all directions is called a

An exact location in space. A __________ has no dimension.

• Line

• Plane

• Ray

• Point

• Line Segment

A collection of points along a straight path that extends endlessly in both directions is called a

• Point

• Line

• Plane

• Ray

• Line Segment

An __________ consist of two rays that have a common endpoint called the vertex.