Basic Geometry Vocabulary

What do we call a figure formed by two rays that share a common endpoint?

• Line

• Angle

• Circle

• Triangle

Tags

CCSS.4.G.A.1

What do we call angles that add up to 180 degrees?

• Complementary Angles

• Acute Angles

• Supplementary Angles

• Obtuse Angles

Tags

CCSS.7.G.B.5

What is a polygon with six sides?

• Pentagon

• Hexagon

• Heptagon

• Octagon

Tags

CCSS.2.G.A.1

What do we call a polygon with three sides?

• Triangle

• Square

• Pentagon

• Hexagon

Tags

CCSS.2.G.A.1

What is a polygon with four sides?

• Triangle

• Quadrilateral

• Pentagon

• Hexagon

Tags

CCSS.2.G.A.1

What is a flat surface that extends infinitely in all directions?

• Line

• Plane

• Sphere

• Cube

Tags

CCSS.HSG.CO.A.1

What is the set of all points in a plane that are equidistant from a given point?

• Ellipse

• Circle

• Square

• Triangle

What is a location in space that is represented by a dot and has no dimensions?

• Line

• Plane

• Point

• Volume

Tags

CCSS.4.G.A.1

What is a line with one dimension that extends without end, represented by a line with two arrowheads?

• Line

• Ray

• Segment

• Curve

Tags

CCSS.4.G.A.1

What is a part of a line that has one endpoint and extends infinitely in one direction?

• Line

• Segment

• Ray

• Plane

Tags

CCSS.4.G.A.1