Definitions
Polygons
Angles
Triangles
3D Shapes
100

Has the same shape and size.

What is a congruent figure?

100

A figure with 4 sides

What is a quadrilateral? 

100

The tool used to measure angles.

What is a protractor?

100

A triangle with all sides equal.

What is an equilateral triangle.

100

This 3D shape has 6 congruent squares.

What is a cube?

200

A closed figure with 3 or more sides.

What is a polygon?

200

A polygon with 5 sides.

What is a pentagon?

200

An angle that is 90 degrees.

What is a right angle?

200

A triangle with no equal sides.

What is a scalene triangle?

200

This 3D shape contains only 4 triangles.

What is a triangular based prism?

300

A polygon with 3 sides.

What is a triangle?

300

A polygon with 8 sides.

What is an octagon? 

300

An angle that is 12 degrees is an _____ angle.

What is an acute angle?

300

A triangle with 2 equal sides.

What is an isosceles triangle?

300
This 3D shape contains two congruent pentagons and 6 congruent rectangles.

What is a pentagonal prism?

400

A polygon with 6 sides?

What is a hexagon?

400

The name of a polygon with all sides and angles equal.

What is a regular polygon?

400

An angle that is 135 degrees is an ______ angle.

What is an obtuse angle?

400

A triangle with an angle greater than 90 degrees.

What is an obtuse triangle?

400

This 3D shapes has 5 faces (1 square and 4 triangles). 

What is a square based pyramid? 

500

This shows all the faces of a solid in one piece, and can be folded into a solid.

What is a net?

500

A polygon that does not have all sides and angles equal. 

What is an irregular polygon?

500

An equilateral triangle is made up of 3 _____ angles. 

What is acute angles?

500
A triangle with all angles less than 90 degrees.

What is an acute triangle?

500

The number of faces in a triangular based prism.

What is 5 faces?