Geometry Foundations Vocabulary

Which of these is NOT and undefined term?

• point

• line

• plane

• segment

Tags

CCSS.4.G.A.1

A portion of a line with one endpoint and extends infinitely far in one direction.

• line

• ray

• opposite rays

• segment

Tags

CCSS.4.G.A.1

Three or more points on the same line.

• collinear points

• coplanar points

• opposite rays

• line segment

Tags

CCSS.HSG.CO.A.1

Same size and shape; having equal measure.

• angle bisector

• segment bisector

• congruent

• midpoint

Tags

CCSS.8.G.A.2

Length of a segment.

• congruent

• line

• collinear

• distance

A statement that is accepted as true without proof.

• postulate

• construction

• defined term

• bisector

A method of creating geometric figures with a compass and a straight edge (no measurement tools).

• postulate

• construction

• undefined term

• defined term

Two rays that share a common endpoint called the vertex.

• line

• collinear points

• midpoint

• angle

Tags

CCSS.4.G.A.1

A POINT that bisects a segment into two congruent segments.

• angle bisector

• segment bisector

• midpoint

• distance

Tags

CCSS.HSG.CO.A.1

A ray, segment, or line that intersects a segment at its midpoint.

• angle bisector

• segment bisector

• midpoint

• congruent

Tags

CCSS.7.G.B.5