Geometry Vocabulary

Front

One fixed endpoint and extends infinitely along the line from the endpoint.

Back

ray

Front

Which word does the figure above model? Options: array, line segment, ray, line

Back

line segment

Front

What is an acute angle?

Back

An angle less than 90 degrees.

Front

When lines meet or cross at some point they are called

Back

intersecting

Front

Attributes

Back

information that determines the properties of something

Front

Which word means when one shape becomes exactly like another a flip, slide, or turn?

Back

symmetry

Front

What is a polygon?

Back

A closed figure with 3 or more straight sides.

Front

I have four sides, what am I?

Back

I am a quadrilateral.

Front

Which best describes the rectangle above? Options: I am a quadrilateral with opposite sides equal and 4 right angles., I am a shape with four equal sides and right angles., I am a quadrilateral with 2 sets of equal sides of different lengths without 90 degree angles. , I am a parallelogram with four equal sides, opposite equal angles, and no right angles.

Back

I am a quadrilateral with opposite sides equal and 4 right angles.

Front

A parallelogram with four equal sides, opposite equal angles, and no right angles is..

Back