Geometry Basics Vocabulary

A line is named by...

• Any 2 points on the line, or a lowercase script letter.
• Any 3 points on the line.
• Any 1 point on the line.
• Any 3 points on the line, or a uppercase script letter.

Tags

CCSS.HSG.CO.A.1

A plane is named by...

• Any 1 point on the plane.
• Any 2 collinear points on the plane or a lowercase script letter.

• Any 3 non-collinear points on the plane or an uppercase script letter.
• All points on the plane that aren't part of a line.

Tags

CCSS.HSG.CO.A.1

A flat surface made up of at least 3 points

that extends indefinitely in all directions.

• line

• line segment

• ray

• plane

Tags

CCSS.HSG.CO.A.1

When 3 or more points lie on the same line they are _________

• coplanar

• collinear

• adjacent

• congruent

Tags

CCSS.HSG.CO.A.1

A ___________ has no thickness, or width

and is made up of at least 2 points.

• Angle

• Plane

• Ray

• Line

Tags

CCSS.4.G.A.1

Choose the points that are collinear.

• A, B, and C

• A, C, and D

• A, E, and F

• B, C, and D

Tags

CCSS.4.G.A.1

Tags

CCSS.HSG.CO.A.1

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

Points that lie in the same plane are called ____________________.

• coplanar points
• collinear points
• line segment
• defined terms

Tags

CCSS.HSG.CO.A.1

From the graph on the right,

the arrows are pointing to the ____

• Ray
• Endpoints
• Midpoint
• Vertex

Tags

CCSS.HSG.CO.A.1