Math Vocab
Polygons
Triangles
Quadrilaterals
3D Shapes
100

What is a polygon?

A closed figure with three or more sides.

100

What is a regular polygon?

A polygon with all sides and angles that are congruent.

100

What is an equilateral triangle?

A triangle with 3 congruent sides.

100

What is a quadrilateral?

A polygon with 4 sides.

100

What is this figure?



cylinder

200

What does congruent mean?

The same, identical.

200

Name this polygon.  
(hint its name has two words)

Regular Heptagon.

200

Name triangle ABC.


Acute Isoceles Triangle

200

Name this quadrilateral


rectangle

200

Classify this solid figure


rectangular prism

300

What is a prism?

a polyhedron with two congruent polygons for bases.

300

Name this polygon.

Hexagon

300

What is a scalene triangle?

A triangle with 0 congruent angles.  

OR


A triangle with sides of three different lengths.

300

Name this quadrilateral

parallelogram

300

Classify the following figure


triangular pyramid

400

What is a vertex?

The point where two lines meet.

400

Name this polygon.


Decagon

400

Name this triangle . 



Right Isosceles Triangle

400

Name this quadrilateral


Rhombus

400

Name this figure


Hexagonal Prism

500

What is a polyhedron?

A three dimensional shape.

500

Name this polygon.

nonagon

500

Name this triangle 


Obtuse Scalene Triangle

500

Name this quadrilateral.


Trapezoid

500

What is the difference between a pyramid and a prism?

A pyramid has one base and one vertex.

A prism has two congruent bases.