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Quadrilaterals
Types of Lines
Polygons
Geometry Vocabulary
Angles
100

This is the number of sides on a quadrilateral

What is 4

100

A shape that has 6 sides is called

What is a hexagon

100
It has three sides and three angles.
What is a triangle?
100
A 2 dimensional figure with three or more sides that is closed.
What is a polygon?
100
A 90 degree angle.
What is a right angle?
200

This is a quadrilateral with two pairs of opposite sides parallel and 4 right angles

What is rectangle

200

A shape with 5 sides is called

What is a pentagon

200
It has four sides and four angles.
What is a square?
200
A four sided polygon.
What is a quadrangle?
200
An angle that is smaller than 90 degrees.
What is an acute angle?
300

This is a quadrilateral with two pairs of opposite sides parallel and all sides the same length. (it does not have to have right angles)

What is a rhombus

300

What do you call a shape that has straight lines and is closed. 

Polygon

300
It has five sides and five angles.
What is a pentagon?
300
One of the line segments that make up a polygon.
What is a side?
300
An angle that is bigger than 90 degrees.
What is an obtuse angle?
400

This is a quadrilateral with only one pair of opposite sides parallel

What is a trapezoid

400

What do you call a pair of lines that do not intersect? 

What are parallel lines?

400
It has six sides and six angles.
What is a hexagon?
400
The corner, or point at which line segments meet in a polygon.
What is a vertex?
400
A triangle with all sides equal.
What is an equilateral triangle?
500

What other names can a square have? 

Quadrilateral, Rectangle, Parallelogram, Rhombus 

500

How many pairs of parallel lines does a Trapezoid have? 

One

500
It has eight sides and eight angles.
What is an octagon?
500
A quadrilateral with two pairs of opposite and parallel sides.
What is a parallelogram?
500
A triangle with two sides the same length.
What is an isosceles triangle?