Angles
Geometry Solids
Polygons
Geometry Language
Geometry Language
100

Two rays or line segments that share the same endpoint.

What is an angle?

100

A solid shape that has no faces, edges or vertices.

What is a sphere?

100
A flat shape that is closed and has at least two sides.

What is a polygon?

100

Rectangles, squares, trapezoids, parallelograms, and rhombuses are classified as this type of polygon.

What is a quadrilateral?

100

A straight line that has two endpoints.

What is a line segment?

200

An angle that is exactly 90 degrees.

What is a right angle?

200

A three-dimensional shape that has only one face and one vertex.

What is a cone?

200

A polygon that has five sides.

What is a pentagon?

200

This extends straight forever in both directions and is usually represented using arrows.

What is a line?

200

A straight line that goes in one direction forever starting from an end point.

What is a ray?

300

An angle that is less than 90 degrees.

What is an acute angle?

300

A six-faced solid.

What is a cube?

What is a rectangular prism?

300

Any polygon with four sides.

What is a quadrilateral?

300

Two shapes that are identical is size and shape.

What are congruent shapes?

300

A point where two lines meet.

What is a vertex?

400

An angle that is more than 90 degrees.

What is an obtuse angle?

400

A 3-D figure made of four triangles and a square.

What is a pyramid?

400

A polygon with seven sides.

What is a heptagon?

400

Where two rays meet and share a common endpoint.

What is an angle?

400

Two lines that cross or meet.

What are intersecting lines?

500

The name of this angle.

What is an acute angle?

500

A solid shape that has only two faces.

What is a cylinder?

500

A polygon with ten sides.

What is a decagon?

500

A polygon whose sides "push in."

What is a concave shape?

500

Two lines that stay the same distance apart and never meet

What are parallel lines?