Quadrilaterals

Quadrilaterals

What are Quadrilaterals

What are Quadrilaterals

Quadrilateral just means "four sides"

(quad means four, lateral means side).

A Quadrilateral has four-sides, it is 2-dimensional (a flat shape), closed (the lines join up), and has straight sides.

Properties

A quadrilateral has:

four sides (edges)

four vertices (corners)

interior angles that add to 360 degrees:

Quadrilateral Angles

Try drawing a quadrilateral, and measure the angles. They should add to 360°

There are special types of quadrilateral:

Some types are also included in the definition of other types! For example a square, rhombus and rectangle are also parallelograms.

Multiple Select

How many sides does a rectangle has ?

• 4

• 2

• 3

• 100

Multiple Choice

How many sides does a Square have

• 4

• 3

• 7

• 6