Building Blocks of Geometry

What is a flat surface that extends infinitely?

• point

• line

• plane

• ray

What contains an endpoint and continues in one direction forever?

• point

• line

• plane

• ray

What is a straight, continuous arrangement of infinitely many points?

• line

• segment

• collinear

• midpoint

What are points called that are on the same line?

• coplanar

• collinear

• parallel lines

• congruent

What has no size, only location?

• point

• line

• plane

• ray

What are noncoplanar lines that do not intersect and are not parallel?

• coplanar

• collinear

• opposite rays

• skew lines

What contains two endpoints and all the points between them?

• lines

• parallel lines

• segment

• midpoint

What are coplanar lines that never intersect?

• skew lines

• parallel lines

• collinear

• ray

What is a point that is the same distance from both endpoints?

• collinear

• coplanar

• segment

• midpoint

What are things called that are on the same plane?

• collinear

• coplanar

• congruent

• skew