Geometry Basics Vocabulary

Front

What are collinear points?

Back

Collinear points are points that lie on the same straight line.

Front

Name 4 collinear points.

Back

HMNO, IKNO, MJOL, HNKI (Answer: HNKI)

Front

What does a ray represent?

Back

A ray is a part of a line that starts at a point and extends infinitely in one direction.

Front

What is a line?

Back

A line is a straight geometrical object with zero thickness and width that is indefinitely long.

Front

What is a line segment?

Back

A line segment is a part of a line that has two endpoints.

Front

What is a bisector?

Back

A bisector is a line, ray, or segment that divides an angle or segment into two equal parts.

Front

What are perpendicular lines?

Back

Perpendicular lines are lines that intersect at a right angle (90 degrees).

Front

What are parallel lines?

Back

Parallel lines are lines in a plane that never meet and are always the same distance apart.

Front

What is an angle?

Back

An angle is formed by two rays that share a common endpoint, called the vertex.

Front

What is a point in geometry?

Back

A point is a precise location or position in space with no dimensions.