Geometry Vocabulary

Which word does the figure above model?

• array

• line segment

• ray

• line

When lines meet or cross at some point they are called

• interior

• parallel

• intersecting

• perpendicular

A polygon is

• a closed figure with 3 or more straight sides

• a closed figure

• an four-sided figure

• a circle

I have four sides, what am I?

• I am a triangle.

• I am a non-polygon.

• I am a quadrilateral.

• I am a hexagon.

A polygon with 3 sides is

• a quadrilateral.

• a pentagon.

• an angle.

• a triangle.

What is straight, is a part of a line and has 2 endpoints?

• plane shape

• endpoints

• line

• line segment

A three sided polygon

• quadrilateral

• triangle

• pentagon

• octagon

A 4 sided polygon

• triangle

• quadrialteral

• hexagon

• nonagon

What is a plane shape?

• A shape on a curved surface
• The shape of an airplane
• The shape on a flat surface
• An exact position or location

What is an exact position or location?

• ray

• line segment

• end point

• point