Geometry Vocabulary

What is a line?

• a location on a flat plane

• a straight path that goes on forever in two directions

• a straight path that begins at a point and goes forever in one direction

What is a ray?

• a straight path that begins at a point and goes forever in one direction

• a place where two points meet

• lines that never cross

What is a line segment?

• a straight path that begins at a point and goes forever in one direction

• lines that form right angles when they cross

• part of a line that has two endpoints

What is a point?

• two rays that meet at the same point

• a location on a flat plane

• part of a line with two endpoints

What is an angle?

• lines that do not cross

• lines that cross over each other

• two rays that meet at the same point

What are parallel lines?

• lines that cross over each other

• lines that run side by side and never cross

• lines that form right angles at the point where they cross

What are perpendicular lines?

• lines that form right angles at the point where they cross

• lines that run side by side and never cross

• lines that cross over each other

What are intersecting lines?

• lines that form right angles at the point where they cross

• lines that cross over each other

• lines that run side by side and never cross